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conj.3p (2285B)

    

  1. '\" et
  2. .TH CONJ "3P" 2017 "IEEE/The Open Group" "POSIX Programmer's Manual"
  3. .\"
  4. .SH PROLOG
  5. This manual page is part of the POSIX Programmer's Manual.
  6. The Linux implementation of this interface may differ (consult
  7. the corresponding Linux manual page for details of Linux behavior),
  8. or the interface may not be implemented on Linux.
  9. .\"
  10. .SH NAME
  11. conj,
  12. conjf,
  13. conjl
  14. \(em complex conjugate functions
  15. .SH SYNOPSIS
  16. .LP
  17. .nf
  18. #include <complex.h>
  19. .P
  20. double complex conj(double complex \fIz\fP);
  21. float complex conjf(float complex \fIz\fP);
  22. long double complex conjl(long double complex \fIz\fP);
  23. .fi
  24. .SH DESCRIPTION
  25. The functionality described on this reference page is aligned with the
  26. ISO\ C standard. Any conflict between the requirements described here and the
  27. ISO\ C standard is unintentional. This volume of POSIX.1\(hy2017 defers to the ISO\ C standard.
  28. .P
  29. These functions shall compute the complex conjugate of
  30. .IR z ,
  31. by reversing the sign of its imaginary part.
  32. .SH "RETURN VALUE"
  33. These functions return the complex conjugate value.
  34. .SH ERRORS
  35. No errors are defined.
  36. .LP
  37. .IR "The following sections are informative."
  38. .SH EXAMPLES
  39. None.
  40. .SH "APPLICATION USAGE"
  41. None.
  42. .SH RATIONALE
  43. None.
  44. .SH "FUTURE DIRECTIONS"
  45. None.
  46. .SH "SEE ALSO"
  47. .IR "\fIcarg\fR\^(\|)",
  48. .IR "\fIcimag\fR\^(\|)",
  49. .IR "\fIcproj\fR\^(\|)",
  50. .IR "\fIcreal\fR\^(\|)"
  51. .P
  52. The Base Definitions volume of POSIX.1\(hy2017,
  53. .IR "\fB<complex.h>\fP"
  54. .\"
  55. .SH COPYRIGHT
  56. Portions of this text are reprinted and reproduced in electronic form
  57. from IEEE Std 1003.1-2017, Standard for Information Technology
  58. -- Portable Operating System Interface (POSIX), The Open Group Base
  59. Specifications Issue 7, 2018 Edition,
  60. Copyright (C) 2018 by the Institute of
  61. Electrical and Electronics Engineers, Inc and The Open Group.
  62. In the event of any discrepancy between this version and the original IEEE and
  63. The Open Group Standard, the original IEEE and The Open Group Standard
  64. is the referee document. The original Standard can be obtained online at
  65. http://www.opengroup.org/unix/online.html .
  66. .PP
  67. Any typographical or formatting errors that appear
  68. in this page are most likely
  69. to have been introduced during the conversion of the source files to
  70. man page format. To report such errors, see
  71. https://www.kernel.org/doc/man-pages/reporting_bugs.html .