Trace of a matrix calculator

Matrix trace online calculator

The trace of a matrix is defined as the sum of numbers from the upper-left to lower-right diagonal of a matrix. It is a rather basic operation computationally, but with important properties needed for other linear-algebraic operations.
matrix M:
Upload Excel or CSV file for batch operation: (read about supported files and formats)
API URL: http://calculator.vhex.net/c/trace (see documentation)