- Class::Struct
- 
declare struct-like datatypes as Perl classes
- Class::Trigger
- 
Mixin to add / call inheritable triggers
- Class::Virtual
- 
Base class for virtual base classes.
- Class::Virtually::Abstract
- 
Compile-time enforcement of Class::Virtual
- Class::WhiteHole
- 
base class to treat unhandled method calls as errors
- classq
- 
return the values scl and ssq such that  ( scl**2 )*ssq = x( 1 )**2 +...+ x( n )**2 + ( scale**2 )*sumsq,
- claswp
- 
perform a series of row interchanges on the matrix A
- clasyf
- 
compute a partial factorization of a complex symmetric matrix A using the Bunch-Kaufman diagonal pivoting method
- clatbs
- 
solve one of the triangular systems  A * x = s*b, A**T * x = s*b, or A**H * x = s*b,
- clatdf
- 
compute the contribution to the reciprocal Dif-estimate by solving for x in Z * x = b, where b is chosen such that the norm of x is as large as possible
- clatps
- 
solve one of the triangular systems  A * x = s*b, A**T * x = s*b, or A**H * x = s*b,
- clatrd
- 
reduce NB rows and columns of a complex Hermitian matrix A to Hermitian tridiagonal form by a unitary similarity transformation Q' * A * Q, and returns the matrices V and W which are needed to apply the transformation to the unreduced part of A
- clatrs
- 
solve one of the triangular systems  A * x = s*b, A**T * x = s*b, or A**H * x = s*b,
- clatrz
- 
factor the M-by-(M+L) complex upper trapezoidal matrix [ A1 A2 ] = [ A(1:M,1:M) A(1:M,N-L+1:N) ] as ( R 0 ) * Z by means of unitary transformations, where Z is an (M+L)-by-(M+L) unitary matrix and, R and A1 are M-by-M upper triangular matrices
- clatzm
- 
routine is deprecated and has been replaced by routine CUNMRZ
- clauu2
- 
compute the product U * U' or L' * L, where the triangular factor U or L is stored in the upper or lower triangular part of the array A
- clauum
- 
compute the product U * U' or L' * L, where the triangular factor U or L is stored in the upper or lower triangular part of the array A
- clear
- 
clear all or part of a curses window
- clearenv
- 
Vider l'environnement.
- clearerr
- 
clear indicators on a stream
- clear_bitmap
- 
Clears the bitmap to color 0. Allegro game programming library.
- clear_keybuf
- 
Clears the keyboard buffer. Allegro game programming library.
- clear_scene
- 
Initializes a scene. Allegro game programming library.
- clear_to_color
- 
Clears the bitmap to the specified color. Allegro game programming library.
- clear_zbuffer
- 
Writes a depth value into the given Z-buffer. Allegro game programming library.
- clientlib
- 
NNTP clientlib part of InterNetNews library
- ClientWhitePointOfCCC
- 
See DisplayOfCCC.3
- clip3d
- 
Clips the polygon given in vtx using fixed point math. Allegro game programming library.
- clip3d_f
- 
Clips the polygon given in vtx using floating point math, Allegro game programming library.
- Clipboard
- 
Manage the clipboard
- clipboard
- 
Manipulate Tk clipboard
- clock
- 
Déterminer la durée d'utilisation du processeur.
- clock
- 
report CPU time used
- clock
- 
Obtain and manipulate time
- clock_getcpuclockid
- 
access a process CPU-time clock (ADVANCED
REALTIME)
- clock_gethrtime
- 
get high resolution time using the specified clock
- clock_getres
- 
fonctions d'horloge et de temps
- clock_getres
- 
See clock_gettime.3posix
- clock_gettime
- 
clock and timer functions
(REALTIME)
- clock_nanosleep
- 
high resolution sleep with specifiable clock (ADVANCED
REALTIME)
- clock_nanosleep
- 
high resultion sleep with specifiable clock
- clock_settime
- 
See clock_gettime.3posix
- clog
- 
Logarithmes népériens de nombres complexes.
- clog
- 
complex natural logarithm functions
- clog10
- 
Logarithmes décimaux de nombres complexes.
- clog2
- 
Logarithmes binaires de nombres complexes.
- clogf
- 
See clog.3posix
- clogl
- 
See clog.3posix
- Clone
- 
recursively copy Perl datatypes
- close
- 
close a file descriptor