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Searched refs:tau (Results 1 – 25 of 65) sorted by relevance

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/external/eigen/Eigen/src/Householder/
DHouseholder.h42 void MatrixBase<Derived>::makeHouseholderInPlace(Scalar& tau, RealScalar& beta) in makeHouseholderInPlace() argument
45 makeHouseholder(essentialPart, tau, beta); in makeHouseholderInPlace()
67 Scalar& tau, in makeHouseholder() argument
82 tau = RealScalar(0); in makeHouseholder()
92 tau = conj((beta - c0) / beta); in makeHouseholder()
115 const Scalar& tau, in applyHouseholderOnTheLeft() argument
120 *this *= Scalar(1)-tau; in applyHouseholderOnTheLeft()
122 else if(tau!=Scalar(0)) in applyHouseholderOnTheLeft()
128 this->row(0) -= tau * tmp; in applyHouseholderOnTheLeft()
129 bottom.noalias() -= tau * essential * tmp; in applyHouseholderOnTheLeft()
[all …]
/external/u-boot/post/lib_powerpc/fpu/
Ddarwin-ldouble.c92 double t, tau, u, v, w; in __gcc_qmul() local
104 asm("fmsub %0,%1,%2,%3" : "=f"(tau) : "f"(a), "f"(c), "f"(t)); in __gcc_qmul()
106 tau = fmsub(a, c, t); in __gcc_qmul()
110 tau += v + w; /* Add in other second-order terms. */ in __gcc_qmul()
111 u = t + tau; in __gcc_qmul()
117 z.dval[1] = (t - u) + tau; in __gcc_qmul()
/external/eigen/unsupported/Eigen/src/IterativeSolvers/
DGMRES.h89 VectorType tau = VectorType::Zero(restart + 1); in gmres() local
100 r0.makeHouseholder(H0_tail, tau.coeffRef(0), beta); in gmres()
112 …v.tail(m - i).applyHouseholderOnTheLeft(H.col(i).tail(m - i - 1), tau.coeffRef(i), workspace.data(… in gmres()
122 …v.tail(m - i).applyHouseholderOnTheLeft(H.col(i).tail(m - i - 1), tau.coeffRef(i), workspace.data(… in gmres()
131 v.tail(m - k).makeHouseholder(Hk_tail, tau.coeffRef(k), beta); in gmres()
134 v.tail(m - k).applyHouseholderOnTheLeft(Hk_tail, tau.coeffRef(k), workspace.data()); in gmres()
175 …x_new.tail(m - i).applyHouseholderOnTheLeft(H.col(i).tail(m - i - 1), tau.coeffRef(i), workspace.d… in gmres()
195 tau.setZero(); in gmres()
198 r0.makeHouseholder(H0_tail, tau.coeffRef(0), beta); in gmres()
/external/eigen/bench/btl/libs/BLAS/
Dblas_interface.hh32 …void ssytrd_(char *uplo, const int *n, float *a, const int *lda, float *d, float *e, float *tau, f…
33 …lo, const int *n, double *a, const int *lda, double *d, double *e, double *tau, double *work, int …
34 …void sgehrd_( const int *n, int *ilo, int *ihi, float *a, const int *lda, float *tau, float *work,…
35 …void dgehrd_( const int *n, int *ilo, int *ihi, double *a, const int *lda, double *tau, double *wo…
/external/compiler-rt/lib/builtins/ppc/
Dgcc_qmul.c21 double ab, tmp, tau; in __gcc_qmul() local
47 tau = ab + tmp; in __gcc_qmul()
49 dst.s.lo = (ab - tau) + tmp; in __gcc_qmul()
50 dst.s.hi = tau; in __gcc_qmul()
/external/eigen/Eigen/src/SparseQR/
DSparseQR.h503 Scalar tau = RealScalar(0);
529 tau = numext::conj((beta-c0) / beta);
549 m_hcoeffs(nonzeroCol) = tau;
625 Scalar tau = Scalar(0);
626 tau = m_qr.m_Q.col(k).dot(res.col(j));
627 if(tau==Scalar(0)) continue;
628 tau = tau * m_qr.m_hcoeffs(k);
629 res.col(j) -= tau * m_qr.m_Q.col(k);
641 Scalar tau = Scalar(0);
642 tau = m_qr.m_Q.col(k).dot(res.col(j));
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/external/tensorflow/tensorflow/stream_executor/cuda/
Dcusolver_dense_10_0.inc558 const float *tau, int *lwork) {
564 return func_ptr(handle, m, n, k, A, lda, tau, lwork);
569 const double *tau, int *lwork) {
575 return func_ptr(handle, m, n, k, A, lda, tau, lwork);
580 const cuComplex *tau, int *lwork) {
586 return func_ptr(handle, m, n, k, A, lda, tau, lwork);
591 int lda, const cuDoubleComplex *tau, int *lwork) {
597 return func_ptr(handle, m, n, k, A, lda, tau, lwork);
602 const float *tau, float *work,
609 return func_ptr(handle, m, n, k, A, lda, tau, work, lwork, info);
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Dcusolver_dense_10_1.inc840 const float *tau, int *lwork) {
846 return func_ptr(handle, m, n, k, A, lda, tau, lwork);
851 const double *tau, int *lwork) {
857 return func_ptr(handle, m, n, k, A, lda, tau, lwork);
862 const cuComplex *tau, int *lwork) {
868 return func_ptr(handle, m, n, k, A, lda, tau, lwork);
873 int lda, const cuDoubleComplex *tau, int *lwork) {
879 return func_ptr(handle, m, n, k, A, lda, tau, lwork);
884 const float *tau, float *work,
891 return func_ptr(handle, m, n, k, A, lda, tau, work, lwork, info);
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/external/ImageMagick/MagickCore/
Dsegment.c155 tau; member
173 tau, member
1352 node->stability=node->tau-(node->child)->tau; in Stability()
1388 root->tau=0.0; in InitializeIntervalTree()
1431 node->tau=zero_crossing[i+1].tau; in InitializeIntervalTree()
1450 node->tau=zero_crossing[i+1].tau; in InitializeIntervalTree()
1539 tau, in OptimalTau() local
1578 zero_crossing[i].tau=(-1.0); in OptimalTau()
1586 for (tau=max_tau; tau >= min_tau; tau-=delta_tau) in OptimalTau()
1588 zero_crossing[i].tau=tau; in OptimalTau()
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/external/eigen/Eigen/src/Eigenvalues/
DRealSchur.h502 Scalar tau, beta; in performFrancisQRStep() local
504 v.makeHouseholder(ess, tau, beta); in performFrancisQRStep()
514 m_matT.block(k, k, 3, size-k).applyHouseholderOnTheLeft(ess, tau, workspace); in performFrancisQRStep()
515 m_matT.block(0, k, (std::min)(iu,k+3) + 1, 3).applyHouseholderOnTheRight(ess, tau, workspace); in performFrancisQRStep()
517 m_matU.block(0, k, size, 3).applyHouseholderOnTheRight(ess, tau, workspace); in performFrancisQRStep()
522 Scalar tau, beta; in performFrancisQRStep() local
524 v.makeHouseholder(ess, tau, beta); in performFrancisQRStep()
529 m_matT.block(iu-1, iu-1, 2, size-iu+1).applyHouseholderOnTheLeft(ess, tau, workspace); in performFrancisQRStep()
530 m_matT.block(0, iu-1, iu+1, 2).applyHouseholderOnTheRight(ess, tau, workspace); in performFrancisQRStep()
532 m_matU.block(0, iu-1, size, 2).applyHouseholderOnTheRight(ess, tau, workspace); in performFrancisQRStep()
DRealQZ.h478 Scalar tau, beta; in step() local
483 hr.makeHouseholderInPlace(tau, beta); in step()
486 …m_S.template middleRows<3>(k).rightCols(dim-fc).applyHouseholderOnTheLeft(essential2, tau, m_works… in step()
487 …m_T.template middleRows<3>(k).rightCols(dim-fc).applyHouseholderOnTheLeft(essential2, tau, m_works… in step()
489 … m_Q.template middleCols<3>(k).applyHouseholderOnTheRight(essential2, tau, m_workspace.data()); in step()
495 hr.makeHouseholderInPlace(tau, beta); in step()
503 m_S.col(k+2).head(lr) -= tau*tmp; in step()
504 m_S.template middleCols<2>(k).topRows(lr) -= (tau*tmp) * essential2.adjoint(); in step()
508 m_T.col(k+2).head(lr) -= tau*tmp; in step()
509 m_T.template middleCols<2>(k).topRows(lr) -= (tau*tmp) * essential2.adjoint(); in step()
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/external/clang/test/SemaTemplate/
Dinstantiate-var-template.cpp5 template <typename T> constexpr T tau = 2 * pi<T>; variable
6 constexpr double tau_double = tau<double>;
/external/eigen/Eigen/src/misc/
Dlapacke.h654 float* tau );
657 double* tau );
660 lapack_int lda, lapack_complex_float* tau );
663 lapack_int lda, lapack_complex_double* tau );
677 float* a, lapack_int lda, float* tau );
679 double* a, lapack_int lda, double* tau );
682 lapack_complex_float* tau );
685 lapack_complex_double* tau );
688 float* a, lapack_int lda, float* tau );
690 double* a, lapack_int lda, double* tau );
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/external/tensorflow/tensorflow/compiler/xla/client/lib/
Dqr.cc76 const int64 m, XlaOp* v, XlaOp* tau, XlaOp* beta) { in House() argument
105 *tau = Select(sigma_is_zero, Broadcast(zero, batch_dims), in House()
184 XlaOp v, tau, beta; in QRBlock() local
186 batch_dims, m, &v, &tau, &beta)); in QRBlock()
196 a = a - Mul(tau, vva, in QRBlock()
240 Add(taus_zeros, tau, /*broadcast_dimensions=*/tau_broadcast_dims), in QRBlock()
Dself_adjoint_eig.cc91 auto tau = (qs - ps) / (pqs * two); in SymmetricShurDecomposition2x2() local
92 auto t_pos = one / (tau + Sqrt(one + Square(tau))); in SymmetricShurDecomposition2x2()
93 auto t_neg = -one / (-tau + Sqrt(one + Square(tau))); in SymmetricShurDecomposition2x2()
94 auto t = Select(Ge(tau, zero), t_pos, t_neg); in SymmetricShurDecomposition2x2()
Dsvd.cc364 auto tau = (qs - ps) / (pqs * two); in MakeJacobi() local
365 auto t_pos = one / (tau + Sqrt(one + Square(tau))); in MakeJacobi()
366 auto t_neg = -one / (-tau + Sqrt(one + Square(tau))); in MakeJacobi()
367 auto t = Select(Ge(tau, zero), t_pos, t_neg); in MakeJacobi()
/external/python/cpython3/Lib/test/test_json/
Dtest_enum.py23 tau = TAU variable in FloatNum
102 tau=FloatNum.tau,
/external/eigen/Eigen/src/Jacobi/
DJacobi.h97 RealScalar tau = (x-z)/deno; in makeJacobi() local
98 RealScalar w = sqrt(numext::abs2(tau) + RealScalar(1)); in makeJacobi()
100 if(tau>RealScalar(0)) in makeJacobi()
102 t = RealScalar(1) / (tau + w); in makeJacobi()
106 t = RealScalar(1) / (tau - w); in makeJacobi()
/external/tensorflow/tensorflow/core/kernels/
Dqr_op_impl.h188 Tensor tau; in ComputeAsync() local
192 TensorShape({batch_size, min_size}), &tau), in ComputeAsync()
206 auto tau_matrix = tau.matrix<Scalar>(); in ComputeAsync()
Dcuda_solvers.cc492 int n, Scalar* A, int lda, Scalar* tau, in GeqrfImpl() argument
504 cusolver_dn_handle, m, n, CUDAComplex(A), lda, CUDAComplex(tau), in GeqrfImpl()
512 Scalar* tau, int* dev_lapack_info) { \
515 cusolver_dn_handle_, m, n, A, lda, tau, dev_lapack_info); \
/external/eigen/Eigen/src/Core/
DMatrixBase.h424 void makeHouseholderInPlace(Scalar& tau, RealScalar& beta);
427 Scalar& tau, RealScalar& beta) const;
430 const Scalar& tau,
434 const Scalar& tau,
/external/tensorflow/tensorflow/python/kernel_tests/distributions/
Ddirichlet_multinomial_test.py372 tau = np.array([100.], dtype=np.float32)
373 alpha = tau * mu
404 tau = np.array([0.1], dtype=np.float32)
405 alpha = tau * mu
/external/python/enum34/enum/
Dtest.py525 tau = 2 * pi variable in TestEnum.test_intenum_from_scratch.phy
526 self.assertTrue(phy.pi < phy.tau)
533 tau = 2 * pi variable in TestEnum.test_intenum_inherited.phy
534 self.assertTrue(phy.pi < phy.tau)
539 tau = 2 * pi variable in TestEnum.test_floatenum_from_scratch.phy
540 self.assertTrue(phy.pi < phy.tau)
547 tau = 2 * pi variable in TestEnum.test_floatenum_inherited.phy
548 self.assertTrue(phy.pi < phy.tau)
553 tau = 'Tau' variable in TestEnum.test_strenum_from_scratch.phy
554 self.assertTrue(phy.pi < phy.tau)
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/external/openssh/
Dchacha.c53 static const char tau[16] = "expand 16-byte k"; variable
68 constants = tau; in chacha_keysetup()
/external/openssh/openbsd-compat/
Dchacha_private.h52 static const char tau[16] = "expand 16-byte k"; variable
67 constants = tau; in chacha_keysetup()

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