sparse

• isSparseType Check if it is a sparse variable.
• getAllocatedSparseMatrix Get sparse matrix variable.
• getAllocatedComplexSparseMatrix Get complex sparse matrix variable.
• freeAllocatedSparseMatrix Free memory allocated by getAllocatedSparseMatrix function.
• freeAllocatedComplexSparseMatrix Free memory allocated by getAllocatedComplexSparseMatrix function.
• sparseExample Sparse use case.