LAPACK  3.10.1
LAPACK: Linear Algebra PACKage
clantr.f File Reference

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real function clantr (NORM, UPLO, DIAG, M, N, A, LDA, WORK)
 CLANTR returns the value of the 1-norm, or the Frobenius norm, or the infinity norm, or the element of largest absolute value of a trapezoidal or triangular matrix. More...