isnan(3)

📦 version 3.12.0, in centos-stream 10, fedora 43, fedora 44

✨ NAME ✨

Okay bestie, welcome to the isnan(3) page from LAPACK. The NAME section is literally:

isnan - isnan: test for NaN

So she's the manual page for testing NaN, and she's serving main character energy. 💅

🫶 SYNOPSIS 🫶

🎀 Functions 🎀

  • logical function disnan (din) — DISNAN tests input for NaN.
  • logical function sisnan (sin) — SISNAN tests input for NaN.

💖 DETAILED DESCRIPTION 💖

Okay so the Detailed Description is giving quiet luxury: there's no extra prose here, bestie. It just rolls straight into the Function Documentation below. Periodt. ✨

👑 FUNCTION DOCUMENTATION 👑

🦋 logical function disnan (double precision, intent(in) din) 🦋

DISNAN tests input for NaN. She's the double precision girlie. 💖

🌸 Purpose 🌸

DISNAN returns .TRUE. if its argument is NaN, and .FALSE. otherwise. To be replaced by the Fortran 2003 intrinsic in the future. iykyk — she's iconic but temporary. 😭

🍓 Parameters 🍓

  • DIN — DIN is DOUBLE PRECISION; input to test for NaN.

👑 Author 👑

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

Definition at line 58 of file disnan.f. No cap.

🦋 logical function sisnan (real, intent(in) sin) 🦋

SISNAN tests input for NaN. She's the real (as in REAL) one. 💅

🌸 Purpose 🌸

SISNAN returns .TRUE. if its argument is NaN, and .FALSE. otherwise. To be replaced by the Fortran 2003 intrinsic in the future. fr fr, enjoy her while she's here. 🫶

🍓 Parameters 🍓

  • SIN — SIN is REAL; input to test for NaN.

👑 Author 👑

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

Definition at line 58 of file sisnan.f. Periodt.

🌈 AUTHOR 🌈

Generated automatically by Doxygen for LAPACK from the source code. Not me, bestie — the robots did it. 🤖✨

And that's the whole page, bestie: LAPACK version 3.12.0, dated Tue Nov 28 2023 12:08:43, for the isnan(3) manual. Byeee 💖🎀🦋

📦 where this page comes from