TESTING/LIN/dqrt04.f(3)

💅 TESTING/LIN/dqrt04.f 💅

okay so this is the Library Functions Manual page for TESTING/LIN/dqrt04.f — manual name folded in right at the top like a little name tag, bestie. It’s all about dqrt04, no cap.

🌸 NAME 🌸

TESTING/LIN/dqrt04.f — that’s the page, and this is the Library Functions Manual energy. Iconic.

✨ SYNOPSIS ✨

🦋 Functions/Subroutines 🦋

subroutine dqrt04 (m, n, nb, result)
    DQRT04

🧚 Function/Subroutine Documentation 🧚

Here’s the actual signature, character for character:

subroutine dqrt04 (integer m, integer n, integer nb, double precision,
    dimension(6) result)

DQRT04 💅

🎀 Purpose 🎀

DQRT04 tests DGEQRT and DGEMQRT. That’s literally the whole purpose, periodt.

🌸 Parameters 🌸

• M — M is INTEGER; number of rows in test matrix.
• N — N is INTEGER; number of columns in test matrix.
• NB — NB is INTEGER; block size of test matrix. NB <= Min(M,N).
• RESULT — RESULT is DOUBLE PRECISION array, dimension (6); results of each of the six tests below.
  • RESULT(1) = | A - Q R |
  • RESULT(2) = | I - Q^H Q |
  • RESULT(3) = | Q C - Q C |
  • RESULT(4) = | Q^H C - Q^H C |
  • RESULT(5) = | C Q - C Q |
  • RESULT(6) = | C Q^H - C Q^H |

👑 Author 👑

• Univ. of Tennessee
• Univ. of California Berkeley
• Univ. of Colorado Denver
• NAG Ltd.

Definition at line 72 of file dqrt04.f.

👑 Author 👑

Generated automatically by Doxygen for LAPACK from the source code.

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