DSDP
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The interface between the SDPCone and the dense matrix array. More...
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Data Structures | |
struct | DSDPVMat_C |
Dense symmetric matrix for one block in the semidefinite cone. More... | |
Typedefs | |
typedef struct DSDPVMat_C | DSDPVMat |
Represents a dense symmetric matrix for one block in the semidefinite cone. | |
Functions | |
int | DSDPVMatAddOuterProduct (DSDPVMat, double, SDPConeVec) |
Add outer product of a vector to the matrix. | |
int | DSDPVMatCheck (DSDPVMat, SDPConeVec, SDPConeVec) |
Test correctness of operations. | |
int | DSDPVMatDestroy (DSDPVMat *) |
Deallocate matrix. | |
int | DSDPVMatExist (DSDPVMat, int *) |
Answer whether the array has been allocated or not. | |
int | DSDPVMatGetArray (DSDPVMat, double **, int *) |
Get the array that stores the matrix. | |
int | DSDPVMatGetSize (DSDPVMat, int *) |
Get number of rows and columns. | |
int | DSDPVMatInitialize (DSDPVMat *) |
Set pointers to null. | |
int | DSDPVMatMult (DSDPVMat, SDPConeVec, SDPConeVec) |
Multiply X by a vector. | |
int | DSDPVMatNormF2 (DSDPVMat, double *) |
Compute square of Frobenius norm of matrix. | |
int | DSDPVMatRestoreArray (DSDPVMat, double **, int *) |
Restore the array that stores the matrix. | |
int | DSDPVMatScaleDiagonal (DSDPVMat, double) |
Scaling diagonal is useful for inner products and norms. | |
int | DSDPVMatSetData (DSDPVMat *, struct DSDPVMat_Ops *, void *) |
Set opaque pointer an function pointers. | |
int | DSDPVMatShiftDiagonal (DSDPVMat, double) |
Add something to diagonal elements. | |
int | DSDPVMatTest (DSDPVMat) |
Test validity of matrix. | |
int | DSDPVMatView (DSDPVMat) |
Print matrix. | |
int | DSDPVMatZeroEntries (DSDPVMat) |
Zero matrix. | |
The interface between the SDPCone and the dense matrix array.
Definition in file dsdpxmat.h.
struct DSDPVMat_C DSDPVMat |
Represents a dense symmetric matrix for one block in the semidefinite cone.
Definition at line 26 of file dsdpxmat.h.
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Add outer product of a vector to the matrix.
X | dense symmetric matrix |
alpha | scalar multiple of outer product |
V | vector. |
Definition at line 275 of file dsdpxmat.c.
Referenced by DSDPDataMatCheck(), DSDPVMatCheck(), SDPConeComputeHessian(), and SDPConeComputeXX().
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Test correctness of operations.
X | dense symmetric matrix |
W1 | work vector |
W2 | work vector |
Definition at line 327 of file dsdpxmat.c.
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Deallocate matrix.
X | dense symmetric matrix |
Definition at line 86 of file dsdpxmat.c.
Referenced by DSDPBlockTakeDown(), and SDPConeClearVMatrix().
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Answer whether the array has been allocated or not.
X | dense symmetric matrix |
flag | true if the array has been allocated |
Definition at line 440 of file dsdpxmat.c.
Referenced by DSDPBlockSetup().
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Get the array that stores the matrix.
X | dense symmetric matrix |
v | array representing the matrix. |
nn | length of the array |
Definition at line 211 of file dsdpxmat.c.
Referenced by DSDPBlockADot(), DSDPBlockASum(), DSDPBlockFactorData(), DSDPDataMatCheck(), DSDPDSMatSetArray(), DSDPDualMatInverseAdd(), DSDPDualMatSetArray(), DSDPVMatCheck(), and DSDPVMatNormF2().
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Get number of rows and columns.
X | dense symmetric matrix |
n | number of rows and columns |
Definition at line 65 of file dsdpxmat.c.
Referenced by DSDPBlockADot(), DSDPBlockASum(), DSDPBlockFactorData(), DSDPDSMatSetArray(), DSDPDualMatInverseAdd(), DSDPDualMatSetArray(), and DSDPVMatCheck().
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Set pointers to null.
B | dense symmetric matrix |
Definition at line 424 of file dsdpxmat.c.
Referenced by DSDPBlockInitialize(), DSDPVMatDestroy(), and SDPConeClearVMatrix().
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Multiply X by a vector.
X | dense symmetric matrix |
Z | input vector |
Y | equals X * Z |
Definition at line 301 of file dsdpxmat.c.
Referenced by DSDPVMatCheck().
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Compute square of Frobenius norm of matrix.
X | dense symmetric matrix |
normf2 | square of Frobenious norm. |
Definition at line 186 of file dsdpxmat.c.
Referenced by DSDPDataMatCheck(), DSDPVMatCheck(), and SDPConeComputeXDot().
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Restore the array that stores the matrix.
X | dense symmetric matrix |
v | array representing the matrix. |
nn | length of the array |
Definition at line 233 of file dsdpxmat.c.
Referenced by DSDPBlockADot(), DSDPBlockASum(), DSDPBlockFactorData(), DSDPDataMatCheck(), DSDPDSMatSetArray(), DSDPDualMatInverseAdd(), DSDPDualMatSetArray(), DSDPVMatCheck(), and DSDPVMatNormF2().
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Scaling diagonal is useful for inner products and norms.
X | dense symmetric matrix |
dscale | Semidefinite blocks scale the diagonal by half before taking the dot product with the data matrices. |
Definition at line 147 of file dsdpxmat.c.
Referenced by DSDPBlockADot(), DSDPDataMatCheck(), DSDPVMatCheck(), and SDPConeComputeX3().
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Set opaque pointer an function pointers.
X | dense symmetric matrix |
ops | function pointers |
data | pointer to a matrix structure. |
Definition at line 39 of file dsdpxmat.c.
Referenced by DSDPMakeVMat(), DSDPMakeVMatWithArray(), and DSDPVMatInitialize().
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Add something to diagonal elements.
X | dense symmetric matrix |
dadd |
Definition at line 166 of file dsdpxmat.c.
Referenced by DSDPVMatCheck(), and SDPConeComputeX3().
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Test validity of matrix.
X | dense symmetric matrix |
Definition at line 402 of file dsdpxmat.c.
Referenced by DSDPVMatSetData().
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Print matrix.
X | dense symmetric matrix |
Definition at line 107 of file dsdpxmat.c.
Referenced by DSDPDataMatCheck().
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Zero matrix.
X | dense symmetric matrix |
Definition at line 125 of file dsdpxmat.c.
Referenced by DSDPDataMatCheck(), DSDPVMatCheck(), SDPConeComputeHessian(), SDPConeComputeRHS(), SDPConeComputeSS(), SDPConeComputeXX(), and SDPConeMultiply().