I'm still working on this

src/spider/runtime/math/Matrix.hpp

@@ -0,0 +1,29 @@
+#pragma once
+
+#include <spider/runtime/common.hpp>
+
+namespace spider {
+
+    template<typename T>
+    struct Matrix {
+        T* data;
+        isize rows, cols;
+    };
+
+    void matrix_fill(f32 diag, Matrix<f32> mat);
+
+    void matrix_fill(f64 diag, Matrix<f64> mat);
+
+    Matrix<f32> matrix_mul(Matrix<f32> m1, Matrix<f32> m2);
+
+    Matrix<f64> matrix_mul(Matrix<f64> m1, Matrix<f64> m2);
+
+    Matrix<f32> matrix_inv(Matrix<f32> mat);
+
+    Matrix<f64> matrix_inv(Matrix<f64> mat);
+
+    f32 matrix_det(Matrix<f32> mat);
+
+    f64 matrix_det(Matrix<f64> mat);
+
+}