C++ (Cpp) SMat::numColumns示例

示例#1

  void addInPlace(SMat<RT>&A, const SMat<RT>& B) 
  {
    M2_ASSERT(&B.ring() == &A.ring());
    M2_ASSERT(B.numRows() == A.numRows());
    M2_ASSERT(B.numColumns() == A.numColumns());

    A.addInPlace(B);
  }

示例#2

文件： mat-arith.hpp 项目： BertiniM2/M2

void addInPlace(SMat<RT>& A, const SMat<RT>& B)
{
  assert(&B.ring() == &A.ring());
  assert(B.numRows() == A.numRows());
  assert(B.numColumns() == A.numColumns());

  A.addInPlace(B);
}

示例#3

 void transpose(const SMat<RT>& A, SMat<RT>& result)
 {
   // result should be the 0 matrix of the correct size.
   M2_ASSERT(&A != &result);  // these cannot be aliased!
   M2_ASSERT(result.numRows() == A.numColumns());
   M2_ASSERT(result.numColumns() == A.numRows());
   throw exc::engine_error("'transpose' not writtten for sparse mutable matrices");
   //TODO: MES: write this!!
 }

示例#4

  void subtractInPlace(SMat<RT>& A, const SMat<RT>& B)
  // A -= B
  {
    M2_ASSERT(&B.ring() == &A.ring());
    M2_ASSERT(B.numRows() == A.numRows());
    M2_ASSERT(B.numColumns() == A.numColumns());

    A.subtractInPlace(B);
  }

示例#5

文件： mat-arith.hpp 项目： BertiniM2/M2

void subtractInPlace(SMat<RT>& A, const SMat<RT>& B)
// A -= B
{
  assert(&B.ring() == &A.ring());
  assert(B.numRows() == A.numRows());
  assert(B.numColumns() == A.numColumns());

  A.subtractInPlace(B);
}

示例#6

文件： smat.hpp 项目： BertiniM2/M2

void SMat<CoeffRing>::addInPlace(const SMat<CoeffRing> &B)
// return this + B.  return NULL of sizes or types do not match.
{
  assert(&B.ring() == &ring());
  assert(B.numRows() == numRows());
  assert(B.numColumns() == numColumns());

  for (size_t c = 0; c < numColumns(); c++)
    {
      sparsevec *v = vec_copy(B.columns_[c]);
      vec_add_to(columns_[c], v);
    }
}

示例#7

文件： smat.hpp 项目： BertiniM2/M2

bool SMat<CoeffRing>::is_equal(const SMat &B) const
{
  assert(&ring() == &B.ring());
  if (B.numRows() != numRows()) return false;
  if (B.numColumns() != numColumns()) return false;
  for (size_t c = 0; c < numColumns(); c++)
    {
      sparsevec *v = columns_[c];
      sparsevec *w = B.columns_[c];
      if (!vec_equals(v, w)) return false;
    }
  return true;
}

示例#8

文件： smat.hpp 项目： BertiniM2/M2

void SMat<CoeffRing>::subtractInPlace(const SMat<CoeffRing> &B)
// this -= B.
// assumption:the assert statements below:
{
  assert(&B.ring() == &ring());
  assert(B.numRows() == numRows());
  assert(B.numColumns() == numColumns());

  for (size_t c = 0; c < numColumns(); c++)
    {
      sparsevec *v = vec_copy(B.columns_[c]);
      vec_negate(v);
      vec_add_to(columns_[c], v);
    }
}