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psdscale.c
/*
% y = psdscale(ud,x,K [,transp])
% PSDSCALE Computes length lenud (=sum(K.s.^2)) vector y.
% !transp (default) then y[k] = vec(Ldk' * Xk * Ldk)
%
qinvjmul.m
% y = qinvjmul(labx,frmx,b,K)
% QINVJMUL Inverse of Jordan multiply for Lorentz blocks
%
% ********** INTERNAL FUNCTION OF SEDUMI **********
%
% See als
psdinvscale.c
/*
y = psdinvscale(ud,x,K,transp)
Computes y = D(d^{-1}) x with d in K.
!transp then Y = Ld' \ X / Ld
transp == 1 then Y = Ud' \ X / Ud
% This file is part of SeDuMi 1.1 by Imre Pol
psdscale.m
% y = psdscale(ud,x,K [,transp])
% PSDSCALE Computes length lenud (=sum(K.s.^2)) vector y.
% !transp (default) then y[k] = vec(Ldk' * Xk * Ldk)
% tran
bwdpr1.c
/*
% y = bwdpr1(Lden, b)
% BWDPR1 Solves "PROD_k L(pk,betak)' * y = b", where
% L(p,beta) = eye(n) + tril(p*beta',-1).
%
% SEE ALSO
invcholfac.m
% y = invcholfac(u,K, perm)
% INVCHOLFAC Computes y(perm,perm) = u' * u, with u upper triangular.
%
% ******************** INTERNAL FUNCTION OF SED
vectril.m
% y = vectril(x,K)
% VECTRIL converts "PSD" blocks to lower triangular form.
%
% ********** INTERNAL FUNCTION OF SEDUMI **********
%
% See also
makereal.m
% y = makereal(x,K,cpx)
% MAKEREAL Converts matrix in MATLAB-complex format to internal
% SeDuMi format.
%
% ******************** INTERNAL FUNCTION
vec.m
% Y = VEC(x) Given an m x n matrix x, this produces the vector Y of length
% m*n that contains the columns of the matrix x, stacked below each other.
%
% See also mat.
function x = vec(X)
sqrtinv.c
/*
% y = sqrtinv(q,vlab,K)
% SQRTINV Computes for PSD-cone, y = (Q / diag(sqrt(vlab)))', so that
% Y'*Y = inv(Q * diag(vlab) * Q').
%
% SEE ALS