diff --git a/src/Evaluator/EvalValues/NumericEvalValue.hpp b/src/Evaluator/EvalValues/NumericEvalValue.hpp
index 3d9aaf3..593c5d4 100644
--- a/src/Evaluator/EvalValues/NumericEvalValue.hpp
+++ b/src/Evaluator/EvalValues/NumericEvalValue.hpp
@@ -68,6 +68,11 @@ namespace Porygon::Evaluation {
             return _value;
         }
 
+        [[nodiscard]]
+        inline double EvaluateFloat() const final {
+            return static_cast<double>(_value);
+        }
+
         [[nodiscard]]
         inline std::u16string EvaluateString() const final{
             return Utilities::StringUtils::IntToString(_value);
@@ -122,6 +127,11 @@ namespace Porygon::Evaluation {
             return _value;
         }
 
+        [[nodiscard]]
+        inline long EvaluateInteger() const final {
+            return static_cast<long>(_value);
+        }
+
         [[nodiscard]]
         inline std::u16string EvaluateString() const final{
             return Utilities::StringUtils::FloatToString(_value);
diff --git a/src/ScriptTypes/FunctionScriptType.hpp b/src/ScriptTypes/FunctionScriptType.hpp
index 03afd9b..e1659d0 100644
--- a/src/ScriptTypes/FunctionScriptType.hpp
+++ b/src/ScriptTypes/FunctionScriptType.hpp
@@ -85,6 +85,12 @@ namespace Porygon {
             return this;
         }
 
+        const GenericFunctionScriptType* RegisterFunctionOption (size_t index, GenericFunctionOption * opt) const{
+            opt->SetOption(index);
+            _options->push_back(opt);
+            return this;
+        }
+
         GenericFunctionOption* GetFunctionOption(const vector<shared_ptr<const ScriptType>>& parameters) const{
             for (auto o: *_options){
                 if (o->IsValid(parameters)){
diff --git a/src/StandardLibraries/MathLibrary.cpp b/src/StandardLibraries/MathLibrary.cpp
new file mode 100644
index 0000000..4e6f344
--- /dev/null
+++ b/src/StandardLibraries/MathLibrary.cpp
@@ -0,0 +1,9 @@
+#include "MathLibrary.hpp"
+
+namespace Porygon::StandardLibraries{
+    using namespace Porygon::Evaluation;
+    const EvalValue* MathLibrary::_huge = new FloatEvalValue(DBL_MAX);
+    const EvalValue* MathLibrary::_maxInteger = new IntegerEvalValue(INT64_MAX);
+    const EvalValue* MathLibrary::_minInteger = new IntegerEvalValue(INT64_MIN);
+    const EvalValue* MathLibrary::_pi = new FloatEvalValue(M_PI);
+}
\ No newline at end of file
diff --git a/src/StandardLibraries/MathLibrary.hpp b/src/StandardLibraries/MathLibrary.hpp
index d195be1..04210e9 100644
--- a/src/StandardLibraries/MathLibrary.hpp
+++ b/src/StandardLibraries/MathLibrary.hpp
@@ -2,7 +2,8 @@
 #define PORYGONLANG_MATHLIBRARY_HPP
 
 #include <utility>
-
+#include <cmath>
+#include <cfloat>
 #include "../Evaluator/EvalValues/EvalValue.hpp"
 #include "../Evaluator/EvalValues/NumericEvalValue.hpp"
 
@@ -23,6 +24,7 @@ namespace Porygon::StandardLibraries {
 
 #define FLOAT_TYPE new NumericScriptType(true, true)
 #define INTEGER_TYPE new NumericScriptType(true, false)
+#define BOOL_TYPE new ScriptType(TypeClass::Bool)
 #define FUNCTION(fieldName) \
         [](void* obj) -> const Porygon::Evaluation::EvalValue* { \
                 auto t = new Porygon::Evaluation::GenericFunctionEvalValue(make_shared<GenericFunctionScriptType>(), \
@@ -41,6 +43,108 @@ namespace Porygon::StandardLibraries {
             }
         }
 
+        static const EvalValue* _acos(void*, const ScriptOptions*, const Evaluation::EvalValue* parameters[], int parameterCount) {
+            auto parameter = dynamic_cast<const NumericEvalValue*>(parameters[0]);
+            return new FloatEvalValue(std::acos(parameter->EvaluateFloat()));
+        }
+
+        static const EvalValue* _asin(void*, const ScriptOptions*, const Evaluation::EvalValue* parameters[], int parameterCount) {
+            auto parameter = dynamic_cast<const NumericEvalValue*>(parameters[0]);
+            return new FloatEvalValue(std::asin(parameter->EvaluateFloat()));
+        }
+
+        static const EvalValue* _atan(void*, const ScriptOptions*, const Evaluation::EvalValue* parameters[], int parameterCount) {
+            if (parameterCount == 1){
+                auto parameter = dynamic_cast<const NumericEvalValue*>(parameters[0]);
+                return new FloatEvalValue(std::atan(parameter->EvaluateFloat()));
+            }
+            else{
+                auto parameter1 = dynamic_cast<const NumericEvalValue*>(parameters[0]);
+                auto parameter2 = dynamic_cast<const NumericEvalValue*>(parameters[1]);
+                return new FloatEvalValue(std::atan2(parameter1->EvaluateFloat(), parameter2->EvaluateFloat()));
+            }
+        }
+        static const EvalValue* _ceil(void*, const ScriptOptions*, const Evaluation::EvalValue* parameters[], int parameterCount) {
+            auto parameter = dynamic_cast<const NumericEvalValue*>(parameters[0]);
+            auto f = parameter->EvaluateFloat();
+            return new IntegerEvalValue(std::ceil(f));
+        }
+
+        static const EvalValue* _cos(void*, const ScriptOptions*, const Evaluation::EvalValue* parameters[], int parameterCount) {
+            auto parameter = dynamic_cast<const NumericEvalValue*>(parameters[0]);
+            auto f = parameter->EvaluateFloat();
+            return new FloatEvalValue(std::cos(f));
+        }
+
+        static const EvalValue* _deg(void*, const ScriptOptions*, const Evaluation::EvalValue* parameters[], int parameterCount) {
+            auto parameter = dynamic_cast<const NumericEvalValue*>(parameters[0]);
+            auto f = parameter->EvaluateFloat();
+            return new FloatEvalValue(f * 180 / M_PI);
+        }
+
+        static const EvalValue* _exp(void*, const ScriptOptions*, const Evaluation::EvalValue* parameters[], int parameterCount) {
+            auto parameter = dynamic_cast<const NumericEvalValue*>(parameters[0]);
+            auto f = parameter->EvaluateFloat();
+            return new FloatEvalValue(std::exp(f));
+        }
+
+        static const EvalValue* _floor(void*, const ScriptOptions*, const Evaluation::EvalValue* parameters[], int parameterCount) {
+            auto parameter = dynamic_cast<const NumericEvalValue*>(parameters[0]);
+            auto f = parameter->EvaluateFloat();
+            return new IntegerEvalValue(std::floor(f));
+        }
+
+        static const EvalValue* _fmod(void*, const ScriptOptions*, const Evaluation::EvalValue* parameters[], int parameterCount) {
+            auto f1 = dynamic_cast<const NumericEvalValue*>(parameters[0])->EvaluateFloat();
+            auto f2 = dynamic_cast<const NumericEvalValue*>(parameters[0])->EvaluateFloat();
+            return new FloatEvalValue(std::fmod(f1, f2));
+        }
+
+        static const EvalValue* _huge;
+
+        static const EvalValue* _log(void*, const ScriptOptions*, const Evaluation::EvalValue* parameters[], int parameterCount){
+            if (parameterCount == 1){
+                auto f = dynamic_cast<const NumericEvalValue*>(parameters[0])->EvaluateFloat();
+                return new FloatEvalValue(std::log(f));
+            }
+            else{
+                auto f1 = dynamic_cast<const NumericEvalValue*>(parameters[0])->EvaluateFloat();
+                auto f2 = dynamic_cast<const NumericEvalValue*>(parameters[1])->EvaluateFloat();
+                return new FloatEvalValue(std::log(f2) / std::log(f1));
+            }
+        }
+
+        static const EvalValue* _maxInteger;
+        static const EvalValue* _minInteger;
+        static const EvalValue* _pi;
+
+        static const EvalValue* _rad(void*, const ScriptOptions*, const Evaluation::EvalValue* parameters[], int parameterCount) {
+            auto parameter = dynamic_cast<const NumericEvalValue*>(parameters[0]);
+            auto f = parameter->EvaluateFloat();
+            return new FloatEvalValue(M_PI *(f / 180));
+        }
+
+        static const EvalValue* _sin(void*, const ScriptOptions*, const Evaluation::EvalValue* parameters[], int parameterCount) {
+            auto parameter = dynamic_cast<const NumericEvalValue*>(parameters[0]);
+            return new FloatEvalValue(std::sin(parameter->EvaluateFloat()));
+        }
+
+        static const EvalValue* _sqrt(void*, const ScriptOptions*, const Evaluation::EvalValue* parameters[], int parameterCount) {
+            auto parameter = dynamic_cast<const NumericEvalValue*>(parameters[0]);
+            return new FloatEvalValue(std::sqrt(parameter->EvaluateFloat()));
+        }
+
+        static const EvalValue* _tan(void*, const ScriptOptions*, const Evaluation::EvalValue* parameters[], int parameterCount) {
+            auto parameter = dynamic_cast<const NumericEvalValue*>(parameters[0]);
+            return new FloatEvalValue(std::tan(parameter->EvaluateFloat()));
+        }
+
+        static const EvalValue* _ult(void*, const ScriptOptions*, const Evaluation::EvalValue* parameters[], int parameterCount) {
+            auto parameter1 = dynamic_cast<const NumericEvalValue*>(parameters[0])->EvaluateInteger();
+            auto parameter2 = dynamic_cast<const NumericEvalValue*>(parameters[1])->EvaluateInteger();
+            return new BooleanEvalValue(parameter1 < parameter2);
+        }
+
         static UserData::UserDataFunctionOption* CreateFunctionOption(ScriptType* returnType, std::vector<ScriptType*> params){
             return UserData::UserDataFunctionOption::FromRawPointers(returnType, std::move(params));
         }
@@ -49,13 +153,167 @@ namespace Porygon::StandardLibraries {
     public:
         static UserData::UserData* CreateUserData(){
             return new UserData::UserData({
-                {HashedString::ConstHash("abs"),
+                {
+                    HashedString::ConstHash("abs"),
                  new UserData::UserDataField(
                          (new GenericFunctionScriptType())
-                             ->RegisterFunctionOption(CreateFunctionOption(INTEGER_TYPE, {INTEGER_TYPE}))
-                             ->RegisterFunctionOption(CreateFunctionOption(FLOAT_TYPE, {FLOAT_TYPE}))
-                         , FUNCTION(_abs))}
-            });
+                             ->RegisterFunctionOption(0, CreateFunctionOption(INTEGER_TYPE, {INTEGER_TYPE}))
+                             ->RegisterFunctionOption(0, CreateFunctionOption(FLOAT_TYPE, {FLOAT_TYPE}))
+                         , FUNCTION(_abs))
+                },
+                {
+                    HashedString::ConstHash("acos"),
+                    new UserData::UserDataField(
+                            (new GenericFunctionScriptType())
+                                    ->RegisterFunctionOption(0, CreateFunctionOption(FLOAT_TYPE, {INTEGER_TYPE}))
+                                    ->RegisterFunctionOption(0, CreateFunctionOption(FLOAT_TYPE, {FLOAT_TYPE}))
+                            , FUNCTION(_acos))
+                },
+                {
+                    HashedString::ConstHash("asin"),
+                    new UserData::UserDataField(
+                            (new GenericFunctionScriptType())
+                                    ->RegisterFunctionOption(0, CreateFunctionOption(FLOAT_TYPE, {INTEGER_TYPE}))
+                                    ->RegisterFunctionOption(0, CreateFunctionOption(FLOAT_TYPE, {FLOAT_TYPE}))
+                            , FUNCTION(_asin))
+                },
+                {
+                    HashedString::ConstHash("atan"),
+                    new UserData::UserDataField(
+                            (new GenericFunctionScriptType())
+                                    ->RegisterFunctionOption(0, CreateFunctionOption(FLOAT_TYPE, {INTEGER_TYPE}))
+                                    ->RegisterFunctionOption(0, CreateFunctionOption(FLOAT_TYPE, {FLOAT_TYPE}))
+                                    ->RegisterFunctionOption(0, CreateFunctionOption(FLOAT_TYPE, {INTEGER_TYPE, INTEGER_TYPE}))
+                                    ->RegisterFunctionOption(0, CreateFunctionOption(FLOAT_TYPE, {INTEGER_TYPE, FLOAT_TYPE}))
+                                    ->RegisterFunctionOption(0, CreateFunctionOption(FLOAT_TYPE, {FLOAT_TYPE, INTEGER_TYPE}))
+                                    ->RegisterFunctionOption(0, CreateFunctionOption(FLOAT_TYPE, {FLOAT_TYPE, FLOAT_TYPE}))
+                            , FUNCTION(_atan))
+                },
+                {
+                    HashedString::ConstHash("ceil"),
+                    new UserData::UserDataField(
+                            (new GenericFunctionScriptType())
+                                    ->RegisterFunctionOption(0, CreateFunctionOption(FLOAT_TYPE, {INTEGER_TYPE}))
+                            , FUNCTION(_ceil))
+                },
+                {
+                    HashedString::ConstHash("cos"),
+                    new UserData::UserDataField(
+                            (new GenericFunctionScriptType())
+                                    ->RegisterFunctionOption(0, CreateFunctionOption(FLOAT_TYPE, {INTEGER_TYPE}))
+                                    ->RegisterFunctionOption(0, CreateFunctionOption(FLOAT_TYPE, {FLOAT_TYPE}))
+                            , FUNCTION(_cos))
+                },
+                {
+                    HashedString::ConstHash("deg"),
+                    new UserData::UserDataField(
+                            (new GenericFunctionScriptType())
+                                    ->RegisterFunctionOption(0, CreateFunctionOption(FLOAT_TYPE, {INTEGER_TYPE}))
+                                    ->RegisterFunctionOption(0, CreateFunctionOption(FLOAT_TYPE, {FLOAT_TYPE}))
+                            , FUNCTION(_deg))
+                },
+                {
+                    HashedString::ConstHash("exp"),
+                    new UserData::UserDataField(
+                            (new GenericFunctionScriptType())
+                                    ->RegisterFunctionOption(0, CreateFunctionOption(FLOAT_TYPE, {INTEGER_TYPE}))
+                                    ->RegisterFunctionOption(0, CreateFunctionOption(FLOAT_TYPE, {FLOAT_TYPE}))
+                            , FUNCTION(_exp))
+                },
+                {
+                    HashedString::ConstHash("floor"),
+                    new UserData::UserDataField(
+                            (new GenericFunctionScriptType())
+                                    ->RegisterFunctionOption(0, CreateFunctionOption(FLOAT_TYPE, {INTEGER_TYPE}))
+                            , FUNCTION(_floor))
+                },
+                {
+                    HashedString::ConstHash("fmod"),
+                    new UserData::UserDataField(
+                            (new GenericFunctionScriptType())
+                                    ->RegisterFunctionOption(0, CreateFunctionOption(FLOAT_TYPE, {INTEGER_TYPE, INTEGER_TYPE}))
+                                    ->RegisterFunctionOption(0, CreateFunctionOption(FLOAT_TYPE, {FLOAT_TYPE, INTEGER_TYPE}))
+                                    ->RegisterFunctionOption(0, CreateFunctionOption(FLOAT_TYPE, {INTEGER_TYPE, FLOAT_TYPE}))
+                                    ->RegisterFunctionOption(0, CreateFunctionOption(FLOAT_TYPE, {FLOAT_TYPE, FLOAT_TYPE}))
+                            , FUNCTION(_fmod))
+                },
+                {
+                    HashedString::ConstHash("huge"),
+                    new UserData::UserDataField(
+                            FLOAT_TYPE
+                            ,  [](void* obj) -> const Porygon::Evaluation::EvalValue* {return _huge;}, nullptr)
+                },
+                {
+                    HashedString::ConstHash("log"),
+                    new UserData::UserDataField(
+                            (new GenericFunctionScriptType())
+                                    ->RegisterFunctionOption(0, CreateFunctionOption(FLOAT_TYPE, {INTEGER_TYPE}))
+                                    ->RegisterFunctionOption(0, CreateFunctionOption(FLOAT_TYPE, {FLOAT_TYPE}))
+                                    ->RegisterFunctionOption(0, CreateFunctionOption(FLOAT_TYPE, {INTEGER_TYPE, INTEGER_TYPE}))
+                                    ->RegisterFunctionOption(0, CreateFunctionOption(FLOAT_TYPE, {INTEGER_TYPE, FLOAT_TYPE}))
+                                    ->RegisterFunctionOption(0, CreateFunctionOption(FLOAT_TYPE, {FLOAT_TYPE, INTEGER_TYPE}))
+                                    ->RegisterFunctionOption(0, CreateFunctionOption(FLOAT_TYPE, {FLOAT_TYPE, FLOAT_TYPE}))
+                            , FUNCTION(_log))
+                },
+                {
+                    HashedString::ConstHash("maxinteger"),
+                    new UserData::UserDataField(
+                            INTEGER_TYPE
+                            ,  [](void* obj) -> const Porygon::Evaluation::EvalValue* {return _maxInteger;}, nullptr)
+                },
+                {
+                    HashedString::ConstHash("mininteger"),
+                    new UserData::UserDataField(
+                            INTEGER_TYPE
+                            ,  [](void* obj) -> const Porygon::Evaluation::EvalValue* {return _minInteger;}, nullptr)
+                },
+                {
+                    HashedString::ConstHash("pi"),
+                    new UserData::UserDataField(
+                            FLOAT_TYPE
+                            ,  [](void* obj) -> const Porygon::Evaluation::EvalValue* {return _pi;}, nullptr)
+                },
+                {
+                    HashedString::ConstHash("rad"),
+                    new UserData::UserDataField(
+                            (new GenericFunctionScriptType())
+                                    ->RegisterFunctionOption(0, CreateFunctionOption(FLOAT_TYPE, {INTEGER_TYPE}))
+                                    ->RegisterFunctionOption(0, CreateFunctionOption(FLOAT_TYPE, {FLOAT_TYPE}))
+                            , FUNCTION(_rad))
+                },
+                {
+                    HashedString::ConstHash("sin"),
+                    new UserData::UserDataField(
+                            (new GenericFunctionScriptType())
+                                    ->RegisterFunctionOption(0, CreateFunctionOption(FLOAT_TYPE, {INTEGER_TYPE}))
+                                    ->RegisterFunctionOption(0, CreateFunctionOption(FLOAT_TYPE, {FLOAT_TYPE}))
+                            , FUNCTION(_sin))
+                },
+                {
+                    HashedString::ConstHash("sqrt"),
+                    new UserData::UserDataField(
+                            (new GenericFunctionScriptType())
+                                    ->RegisterFunctionOption(0, CreateFunctionOption(FLOAT_TYPE, {INTEGER_TYPE}))
+                                    ->RegisterFunctionOption(0, CreateFunctionOption(FLOAT_TYPE, {FLOAT_TYPE}))
+                            , FUNCTION(_sqrt))
+                },
+                {
+                    HashedString::ConstHash("tan"),
+                    new UserData::UserDataField(
+                            (new GenericFunctionScriptType())
+                                    ->RegisterFunctionOption(0, CreateFunctionOption(FLOAT_TYPE, {INTEGER_TYPE}))
+                                    ->RegisterFunctionOption(0, CreateFunctionOption(FLOAT_TYPE, {FLOAT_TYPE}))
+                            , FUNCTION(_tan))
+                },
+                {
+                    HashedString::ConstHash("ult"),
+                    new UserData::UserDataField(
+                            (new GenericFunctionScriptType())
+                                    ->RegisterFunctionOption(0, CreateFunctionOption(BOOL_TYPE, {INTEGER_TYPE, INTEGER_TYPE}))
+                            , FUNCTION(_ult))
+                },
+
+          });
         }
     };
 }
diff --git a/tests/standardLibraries/MatLibrary.cpp b/tests/standardLibraries/MatLibrary.cpp
deleted file mode 100644
index ad73b1f..0000000
--- a/tests/standardLibraries/MatLibrary.cpp
+++ /dev/null
@@ -1,26 +0,0 @@
-#ifdef TESTS_BUILD
-#include <catch.hpp>
-#include "../src/Script.hpp"
-#include "../../src/ScriptOptions.hpp"
-#include <cstring>
-
-using namespace Porygon;
-
-TEST_CASE( "Abs positive returns positive", "[integration]" ) {
-    Script* script = Script::Create(u"return math.abs(684)");
-    REQUIRE(!script->Diagnostics -> HasErrors());
-    auto result = script -> Evaluate();
-    CHECK(result->EvaluateInteger() == 684);
-    delete script;
-}
-
-TEST_CASE( "Abs negative returns positive", "[integration]" ) {
-    Script* script = Script::Create(u"return math.abs(-684)");
-    REQUIRE(!script->Diagnostics -> HasErrors());
-    auto result = script -> Evaluate();
-    CHECK(result->EvaluateInteger() == 684);
-    delete script;
-}
-
-#endif
-
diff --git a/tests/standardLibraries/MathLibrary.cpp b/tests/standardLibraries/MathLibrary.cpp
new file mode 100644
index 0000000..335e6be
--- /dev/null
+++ b/tests/standardLibraries/MathLibrary.cpp
@@ -0,0 +1,269 @@
+#ifdef TESTS_BUILD
+#include <catch.hpp>
+#include <cfloat>
+#include <cmath>
+#include <cstring>
+#include "../src/Script.hpp"
+#include "../../src/ScriptOptions.hpp"
+
+using namespace Porygon;
+
+TEST_CASE( "Abs positive returns positive", "[integration]" ) {
+    Script* script = Script::Create(u"return math.abs(684)");
+    REQUIRE(!script->Diagnostics -> HasErrors());
+    auto result = script -> Evaluate();
+    CHECK(result->EvaluateInteger() == 684);
+    delete script;
+}
+
+TEST_CASE( "Abs negative returns positive", "[integration]" ) {
+    Script* script = Script::Create(u"return math.abs(-684)");
+    REQUIRE(!script->Diagnostics -> HasErrors());
+    auto result = script -> Evaluate();
+    CHECK(result->EvaluateInteger() == 684);
+    delete script;
+}
+
+TEST_CASE( "math.acos(1) == 0", "[integration]" ) {
+    Script* script = Script::Create(u"return math.acos(1)");
+    REQUIRE(!script->Diagnostics -> HasErrors());
+    auto result = script -> Evaluate();
+    CHECK(result->EvaluateFloat() == 0);
+    delete script;
+}
+
+TEST_CASE( "math.acos(0) == 1.5707963267949", "[integration]" ) {
+    Script* script = Script::Create(u"return math.acos(0)");
+    REQUIRE(!script->Diagnostics -> HasErrors());
+    auto result = script -> Evaluate();
+    CHECK(result->EvaluateFloat() == Approx(1.5707963267949));
+    delete script;
+}
+
+TEST_CASE( "math.asin(0) == 0", "[integration]" ) {
+    Script* script = Script::Create(u"return math.asin(0)");
+    REQUIRE(!script->Diagnostics -> HasErrors());
+    auto result = script -> Evaluate();
+    CHECK(result->EvaluateFloat() == 0);
+    delete script;
+}
+
+TEST_CASE( "math.asin(1) == 1.5707963267949", "[integration]" ) {
+    Script* script = Script::Create(u"return math.asin(1)");
+    REQUIRE(!script->Diagnostics -> HasErrors());
+    auto result = script -> Evaluate();
+    CHECK(result->EvaluateFloat() == Approx(1.5707963267949));
+    delete script;
+}
+
+TEST_CASE( "math.atan(1,0) == 1.5707963267949", "[integration]" ) {
+    Script* script = Script::Create(u"return math.atan(1,0)");
+    REQUIRE(!script->Diagnostics -> HasErrors());
+    auto result = script -> Evaluate();
+    CHECK(result->EvaluateFloat() == Approx(1.5707963267949));
+    delete script;
+}
+
+TEST_CASE( "math.atan(-1,0) == -1.5707963267949", "[integration]" ) {
+    Script* script = Script::Create(u"return math.atan(-1,0)");
+    REQUIRE(!script->Diagnostics -> HasErrors());
+    auto result = script -> Evaluate();
+    CHECK(result->EvaluateFloat() == Approx(-1.5707963267949));
+    delete script;
+}
+
+TEST_CASE( "math.atan(0,1) == 0", "[integration]" ) {
+    Script* script = Script::Create(u"return math.atan(0,1)");
+    REQUIRE(!script->Diagnostics -> HasErrors());
+    auto result = script -> Evaluate();
+    CHECK(result->EvaluateFloat() == Approx(0));
+    delete script;
+}
+
+TEST_CASE( "math.atan(0,-1) == 3.1415926535898", "[integration]" ) {
+    Script* script = Script::Create(u"return math.atan(0,-1)");
+    REQUIRE(!script->Diagnostics -> HasErrors());
+    auto result = script -> Evaluate();
+    CHECK(result->EvaluateFloat() == Approx(3.1415926535898));
+    delete script;
+}
+
+TEST_CASE( "math.ceil(0.5) == 1", "[integration]" ) {
+    Script* script = Script::Create(u"return math.ceil(0.5)");
+    REQUIRE(!script->Diagnostics -> HasErrors());
+    auto result = script -> Evaluate();
+    CHECK(result->EvaluateInteger() == 1);
+    delete script;
+}
+
+TEST_CASE( "math.ceil(0.1) == 1", "[integration]" ) {
+    Script* script = Script::Create(u"return math.ceil(0.1)");
+    REQUIRE(!script->Diagnostics -> HasErrors());
+    auto result = script -> Evaluate();
+    CHECK(result->EvaluateInteger() == 1);
+    delete script;
+}
+
+TEST_CASE( "math.floor(0.5) == 0", "[integration]" ) {
+    Script* script = Script::Create(u"return math.floor(0.5)");
+    REQUIRE(!script->Diagnostics -> HasErrors());
+    auto result = script -> Evaluate();
+    CHECK(result->EvaluateInteger() == 0);
+    delete script;
+}
+
+TEST_CASE( "math.floor(0.9) == 0", "[integration]" ) {
+    Script* script = Script::Create(u"return math.floor(0.9)");
+    REQUIRE(!script->Diagnostics -> HasErrors());
+    auto result = script -> Evaluate();
+    CHECK(result->EvaluateInteger() == 0);
+    delete script;
+}
+
+TEST_CASE( "math.cos(0.7853981634) == 0.70710678118655", "[integration]" ) {
+    Script* script = Script::Create(u"return math.cos(0.7853981634)");
+    REQUIRE(!script->Diagnostics -> HasErrors());
+    auto result = script -> Evaluate();
+    CHECK(result->EvaluateFloat() == Approx(0.70710678118655));
+    delete script;
+}
+
+TEST_CASE( "math.sin(0.123) == 0.12269009002432", "[integration]" ) {
+    Script* script = Script::Create(u"return math.sin(0.123)");
+    REQUIRE(!script->Diagnostics -> HasErrors());
+    auto result = script -> Evaluate();
+    CHECK(result->EvaluateFloat() == Approx(0.12269009002432));
+    delete script;
+}
+
+TEST_CASE( "math.tan(1.25) == 3.0095696738628", "[integration]" ) {
+    Script* script = Script::Create(u"return math.tan(1.25)");
+    REQUIRE(!script->Diagnostics -> HasErrors());
+    auto result = script -> Evaluate();
+    CHECK(result->EvaluateFloat() == Approx(3.0095696738628));
+    delete script;
+}
+
+TEST_CASE( "math.tan(0.77) == 0.96966832796149", "[integration]" ) {
+    Script* script = Script::Create(u"return math.tan(0.77)");
+    REQUIRE(!script->Diagnostics -> HasErrors());
+    auto result = script -> Evaluate();
+    CHECK(result->EvaluateFloat() == Approx(0.96966832796149));
+    delete script;
+}
+
+TEST_CASE( "math.deg(3.1415926535898) == 180", "[integration]" ) {
+    Script* script = Script::Create(u"return math.deg(3.1415926535898)");
+    REQUIRE(!script->Diagnostics -> HasErrors());
+    auto result = script -> Evaluate();
+    CHECK(result->EvaluateFloat() == Approx(180));
+    delete script;
+}
+
+TEST_CASE( "math.deg(1.5707963267949) == 90", "[integration]" ) {
+    Script* script = Script::Create(u"return math.deg(1.5707963267949)");
+    REQUIRE(!script->Diagnostics -> HasErrors());
+    auto result = script -> Evaluate();
+    CHECK(result->EvaluateFloat() == Approx(90));
+    delete script;
+}
+
+TEST_CASE( "math.rad(180) == 3.1415926535898", "[integration]" ) {
+    Script* script = Script::Create(u"return math.rad(180)");
+    REQUIRE(!script->Diagnostics -> HasErrors());
+    auto result = script -> Evaluate();
+    CHECK(result->EvaluateFloat() == Approx(3.1415926535898));
+    delete script;
+}
+
+TEST_CASE( "math.rad(1) == 0.017453292519943", "[integration]" ) {
+    Script* script = Script::Create(u"return math.rad(1)");
+    REQUIRE(!script->Diagnostics -> HasErrors());
+    auto result = script -> Evaluate();
+    CHECK(result->EvaluateFloat() == Approx(0.017453292519943));
+    delete script;
+}
+
+TEST_CASE( "math.exp(0) == 1", "[integration]" ) {
+    Script* script = Script::Create(u"return math.exp(0)");
+    REQUIRE(!script->Diagnostics -> HasErrors());
+    auto result = script -> Evaluate();
+    CHECK(result->EvaluateFloat() == Approx(1));
+    delete script;
+}
+
+TEST_CASE( "math.exp(1) == 2.718281828459", "[integration]" ) {
+    Script* script = Script::Create(u"return math.exp(1)");
+    REQUIRE(!script->Diagnostics -> HasErrors());
+    auto result = script -> Evaluate();
+    CHECK(result->EvaluateFloat() == Approx(2.718281828459));
+    delete script;
+}
+
+TEST_CASE( "math.exp(27) == 532048240601.8", "[integration]" ) {
+    Script* script = Script::Create(u"return math.exp(27)");
+    REQUIRE(!script->Diagnostics -> HasErrors());
+    auto result = script -> Evaluate();
+    CHECK(result->EvaluateFloat() == Approx(532048240601.8));
+    delete script;
+}
+
+TEST_CASE( "math.log(532048240601) == 26.999999999998", "[integration]" ) {
+    Script* script = Script::Create(u"return math.log(532048240601)");
+    REQUIRE(!script->Diagnostics -> HasErrors());
+    auto result = script -> Evaluate();
+    CHECK(result->EvaluateFloat() == Approx(26.999999999998));
+    delete script;
+}
+
+TEST_CASE( "math.log(3) == 1.0986122886681", "[integration]" ) {
+    Script* script = Script::Create(u"return math.log(3)");
+    REQUIRE(!script->Diagnostics -> HasErrors());
+    auto result = script -> Evaluate();
+    CHECK(result->EvaluateFloat() == Approx(1.0986122886681));
+    delete script;
+}
+
+TEST_CASE( "math.sqrt(100) == 10", "[integration]" ) {
+    Script* script = Script::Create(u"return math.sqrt(100)");
+    REQUIRE(!script->Diagnostics -> HasErrors());
+    auto result = script -> Evaluate();
+    CHECK(result->EvaluateFloat() == Approx(10));
+    delete script;
+}
+
+TEST_CASE( "math.sqrt(1234) == 35.128336140501", "[integration]" ) {
+    Script* script = Script::Create(u"return math.sqrt(1234)");
+    REQUIRE(!script->Diagnostics -> HasErrors());
+    auto result = script -> Evaluate();
+    CHECK(result->EvaluateFloat() == Approx(35.128336140501));
+    delete script;
+}
+
+TEST_CASE( "math.sqrt(-7) == nan", "[integration]" ) {
+    Script* script = Script::Create(u"return math.sqrt(-7)");
+    REQUIRE(!script->Diagnostics -> HasErrors());
+    auto result = script -> Evaluate();
+    CHECK(isnan(result->EvaluateFloat()));
+    delete script;
+}
+
+TEST_CASE( "math.huge == max_double", "[integration]" ) {
+    Script* script = Script::Create(u"return math.huge");
+    REQUIRE(!script->Diagnostics -> HasErrors());
+    auto result = script -> Evaluate();
+    CHECK(result->EvaluateFloat() == DBL_MAX);
+    delete script;
+}
+
+TEST_CASE( "math.pi == pi", "[integration]" ) {
+    Script* script = Script::Create(u"return math.pi");
+    REQUIRE(!script->Diagnostics -> HasErrors());
+    auto result = script -> Evaluate();
+    CHECK(result->EvaluateFloat() == M_PI);
+    delete script;
+}
+
+
+#endif
+