public static MatrixRational operator *(Rational scalar, MatrixRational matrix)
{
MatrixRational newMatrix = new MatrixRational(matrix.Lines, matrix.Columns);
for (int i = 0; i < newMatrix.Lines; i++)
{
for (int j = 0; j < newMatrix.Columns; j++)
{
newMatrix.matrix[i, j] = matrix.matrix[i, j] * scalar;
}
}
return(newMatrix);
}
public void DeleteZeroLines()
{
while (zeroLines() != -1)
{
int zeroLine = zeroLines();
deleteZeroLine(zeroLine);
Console.WriteLine("\tУдаляем пустую строку");
}
int zeroLines()
{
for (int i = 0; i < data.Lines; i++)
{
for (int j = 0; j < data.Columns; j++)
{
if (data[i, j] != 0)
{
break;
}
if (j == data.Columns - 1)
{
return(i);
}
}
}
return(-1);
}
void deleteZeroLine(int line)
{
int offset = 0;
Rational[,] rationals = new Rational[data.Lines - 1, data.Columns];
for (int i = 0; i < data.Lines; i++)
{
if (line != i)
{
for (int j = 0; j < data.Columns; j++)
{
rationals[i - offset, j] = data[i, j];
}
}
else
{
offset++;
}
}
data = new MatrixRational(rationals);
}
}
public static MatrixRational operator +(MatrixRational left, MatrixRational right)
{
if (left.Lines == right.Lines && left.Columns == right.Columns)
{
MatrixRational newMatrix = new MatrixRational(left.Lines, left.Columns);
for (int i = 0; i < newMatrix.Lines; i++)
{
for (int j = 0; j < newMatrix.Columns; j++)
{
newMatrix.matrix[i, j] = left.matrix[i, j] + right.matrix[i, j];
}
}
return(newMatrix);
}
else
{
return(null);
}
}
public static MatrixRational operator *(MatrixRational left, MatrixRational right)
{
if (left.Columns == right.Lines)
{
MatrixRational newMatrix = new MatrixRational(left.Lines, right.Columns);
for (int i = 0; i < newMatrix.Lines; i++)
{
for (int j = 0; j < newMatrix.Columns; j++)
{
for (int k = 0; k < left.Columns; k++)
{
newMatrix.matrix[i, j] += left.matrix[i, k] * right.matrix[k, j];
}
}
}
return(newMatrix);
}
else
{
return(null);
}
}
public void Solve()
{
data = GetSolve().data;
}
public void SteppedForm()
{
data = GetSteppedForm().data;
}
public ElementaryTransformations(MatrixRational matrix)
{
data = matrix;
}
