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SciFreeFEM >> SciFreeFEM > tr

tr

compute FreeFem formal expression of the trace

Calling Sequence

v = tr(u)

Parameters

u

a square matrix, ffeq data structure (tlist)

v

a ffeq data structure (tlist)

Description

compute FreeFem formal expression of the trace

Examples

u = defvar(['u1' 'u3';'u2' 'u4']);
tr(u)

See Also

Authors

Emmanuel Geay


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