cols

Arguments

A

matrix of symbolic scalars

c

non-negative integer

Description

Returns the number of columns c of a matrix A.

Examples

// create a (3,4)-matrix M = %(Mat("e",3,4)) // number of rows in M rows(M) // number of cols in M cols(M) // number of elements in M elems(M) // clean up reset(); clear M;

See Also

• rows
• elems

Authors

• Dirk Reusch, Kybernetik Dr. Reusch

Bibliography

SymEngine: C++ library for fast symbolic manipulation.