symengine

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Add modulo operator as a two argument function "Mod"

3

I wanted to evaluate an expression with the modulo operator using our LLVM backend, it doesn't look like we have support for it, so I added it in this PR....

bjodah

Matrix expressions

3

A start for Matrix expressions * `IdentityMatrix` * `ZeroMatrix` * `DiagonalMatrix` (immutable special case matrix literal) * `MatrixAdd` Test functions for matrix expressions: * `is_zero` * `is_real` * `is_symmetric` *...

rikardn

* Change `tribool` from plain `enum` to safer `enum class` * Move `tribool` to its own header `tribool.h` * Add `or_tribool` and `orwk_tribool` for completeness * Add tests for `tribool_from_bool`...

rikardn

Add Intersection class

1

rikardn

The Expression object can not work well when it is initialized by integer

2

Hello guys, I found some unexpected behaviors about this library. This is a sample. ```C++ #include #include int main() { using namespace std; using namespace SymEngine; Expression x(10); cout

dawnrs

looking for c++ tutorial

2

Hi, I have looked in many places but I could not find a systematic tutorial to the c++ version, is there any? If not, where can I find some hint...

MatteDAnna

Inconsistent Styles

4

I noticed that in many places, SymEngine uses `and` and `or`, which are the [alternative operator representations](https://en.cppreference.com/w/cpp/language/operator_alternative) of `&&` and `||`. In other places, the standard `&&` and `||` were...

wermos

Implement matrix expressions

7

For eg. `MatrixSymbol` in SymPy.

isuruf

Unresolved External Symbols: Windows CMake or WSL

9

## The Issue In attempting to compile Symengine for a C++ project (written in Microsoft Visual Studio 2022), I followed the installation instructions to compile the symengine libraries in an...

jmanthony3

isuruf