matrix - v0.1.0
---------------
extends: activity_result

This dataset defines a 2D array

properties
----------
value - f4 - num_rows,num_cols - or:value:real_single_precision
value - c8 - num_rows,num_cols - or:value:complex_single_precision
value - f8 - num_rows,num_cols - or:value:real_double_precision
value - c16 - num_rows,num_cols - or:value:complex_double_precision
unit - str - scalar - optional