2.2.0

• Implemented Singular Value Decomposition (SVD)
• Implemented matrix (Moore-Penrose) pseudoinverse
• Tensor objects now throw namespaced exceptions
• Optimized Reduced Row Echelon Form (RREF)
• Optimize eigendecomposition for symmetric matrices

2.1.4

• Implemented Eigen decomposition in extension
• Optimize row echelon form (REF) of matrix
• Optimize Cholesky decomposition
• Fix memory leak in matrix inverse
• Optimize LU decomposition

2.1.3

• Use BLAS DGEMM for matrix multiplication
• Optimize matrix inverse

2.1.2

• Optimize scalar arithmetic and comparisons

2.1.1

• Zephir redux
• Blanket extension optimizations
• Added n-d array arithmetic and comparison functions

2.1.0

• Extension now compiles directly from C source code
• Remove Zephir extension code
• Update instructions for extension compilation using PHPize

2.0.5

• Percentile method changed to quantile
• Fixed Vector linspace precision

2.0.4

• Individual Arithmetic and Comparison methods now public
• Matrix reductions have their own namespace
• Optimized Matrix structural operations
• Added argmin and argmax custom optimizers
• Added matrix/sub matrix insertion

2.0.3

• Matrix decomp methods now return decomp objects
• Optimized matrix statistical operations
• Optimized vector outer product
• Optimized Matrix flatten
• Cannot instantiate null/empty tensors

2.0.2

• Optimized random number generation