- dggsvp
- 
compute orthogonal matrices U, V and Q such that  N-K-L K L U'*A*Q = K ( 0 A12 A13 ) if M-K-L >= 0
- dgtcon
- 
estimate the reciprocal of the condition number of a real tridiagonal matrix A using the LU factorization as computed by DGTTRF
- dgtrfs
- 
improve the computed solution to a system of linear equations when the coefficient matrix is tridiagonal, and provides error bounds and backward error estimates for the solution
- dgtsv
- 
solve the equation  A*X = B,
- dgtsvx
- 
use the LU factorization to compute the solution to a real system of linear equations A * X = B or A**T * X = B,
- dgttrf
- 
compute an LU factorization of a real tridiagonal matrix A using elimination with partial pivoting and row interchanges
- dgttrs
- 
solve one of the systems of equations A*X = B or A'*X = B,
- dgtts2
- 
solve one of the systems of equations A*X = B or A'*X = B,
- dh
- 
Diffie-Hellman key agreement
- dhcpctl
- 
dhcpctl_initialize
- dhgeqz
- 
implement a single-/double-shift version of the QZ method for finding the generalized eigenvalues  w(j)=(ALPHAR(j) + i*ALPHAI(j))/BETAR(j) of the equation  det( A - w(i) B ) = 0  In addition, the pair A,B may be reduced to generalized Schur form
- dhsein
- 
use inverse iteration to find specified right and/or left eigenvectors of a real upper Hessenberg matrix H
- dhseqr
- 
compute the eigenvalues of a real upper Hessenberg matrix H and, optionally, the matrices T and Z from the Schur decomposition H = Z T Z**T, where T is an upper quasi-triangular matrix (the Schur form), and Z is the orthogonal matrix of Schur vectors
- DH_generate_key
- 
perform Diffie-Hellman key exchange
- DH_generate_parameters
- 
generate and check Diffie-Hellman parameters
- DH_get_ex_new_index
- 
add application specific data to DH structures
- DH_new
- 
allocate and free DH objects
- DH_set_method
- 
select DH method
- DH_size
- 
get Diffie-Hellman prime size
- DI
- 
verify assertions in C and C++ code using gdb(1)
- diagnostics
- 
produce verbose warning diagnostics
- dialog
- 
widgets and utilities for the dialog program
- dialog
- 
Create and manipulate a dialog widget
- DIALOG
- 
Stores a GUI description. Allegro game programming library.
- dialog
- 
Create modal dialog and wait for response
- dialogshell
- 
Create and manipulate a dialog shell widget
- dialog_message
- 
Sends a message to all the objects in an array. Allegro game programming library.
- DIALOG_PLAYER
- 
Stores GUI data internally used by Allegro.
- dialscreenshots
- 
QwtDial
- dict
- 
Key-Value Dictionary
- difftime
- 
Calculer des intervalles de temps.
- difftime
- 
compute the difference between two calendar time values
- Digest
- 
MD5 message digest.
- Digest
- 
Modules that calculate message digests
- Digest
- 
Modules that calculate message digests
- digest.h
- 
Digest algorithms: checksum, CRC and MD5.
- Digest::base
- 
Digest base class
- Digest::base
- 
Digest base class
- Digest::BubbleBabble
- 
Create bubble-babble fingerprints
- Digest::CRC
- 
Generic CRC functions
- Digest::file
- 
Calculate digests of files
- Digest::file
- 
Calculate digests of files
- Digest::HMAC
- 
Keyed-Hashing for Message Authentication
- Digest::HMAC_MD5
- 
Keyed-Hashing for Message Authentication
- Digest::HMAC_SHA1
- 
Keyed-Hashing for Message Authentication
- Digest::MD2
- 
Perl interface to the MD2 Algorithm
- Digest::MD4
- 
Perl interface to the MD4 Algorithm
- Digest::MD5
- 
Perl interface to the MD5 Algorithm
- Digest::Nilsimsa
- 
Perl version of Nilsimsa code
- Digest::SHA
- 
Perl extension for SHA-1/224/256/384/512