powered by
Check Matrix
assert_symmetric(x)assert_square(x)
assert_square(x)
Throw an error, if any, and returns x invisibly otherwise.
x
A matrix to be checked.
matrix
N. Frerebeau
Other validation methods: check-attribute, check-data, check-numeric-comparison, check-numeric-trend, check-numeric, check-type, needs(), validate()
check-attribute
check-data
check-numeric-comparison
check-numeric-trend
check-numeric
check-type
needs()
validate()