internal static Tensor <T> MatrixMultiply <T>(this Tensor <T> left, Tensor <T> right)
{
if (left.Rank != 2)
{
throw new InvalidOperationException($"{nameof(MatrixMultiply)} is only valid for a {nameof(Tensor<T>)} of {nameof(left.Rank)} 2.");
}
if (right.Rank != 2)
{
throw new ArgumentException($"{nameof(Tensor<T>)} {nameof(right)} must have {nameof(left.Rank)} 2.", nameof(right));
}
if (left.dimensions[1] != right.dimensions[0])
{
throw new ArgumentException($"{nameof(Tensor<T>)} {nameof(right)} must have first dimension of {left.dimensions[1]}.", nameof(right));
}
return(TensorOperations.Contract(left, right, s_oneArray, s_zeroArray));
}
public void SliceIncrement(TensorConstructor constructor)
{
var slice = Get3DSlice(constructor);
var incremented = TensorOperations.Increment(slice);
var expected = new[, , ]
{
{
{ 3, 4 },
{ 7, 8 },
{ 11, 12 },
},
{
{ 15, 16 },
{ 19, 20 },
{ 23, 24 },
},
};
Assert.True(StructuralComparisons.StructuralEqualityComparer.Equals(incremented, expected));
Assert.Equal(constructor.IsReversedStride, incremented.IsReversedStride);
}