public void SubtractSingleValues()
{
INode <double> left = Flow.Constant(42.5);
INode <double> right = Flow.Constant(0.5);
var subtract = new SubtractDoubleOperation(left, right);
Assert.AreEqual(left.Rank, subtract.Rank);
Assert.IsTrue(left.Shape.SequenceEqual(right.Shape));
var result = subtract.Evaluate();
Assert.IsNotNull(result);
Assert.AreEqual(left.Rank, result.Rank);
Assert.IsTrue(left.Shape.SequenceEqual(result.Shape));
Assert.AreEqual(42.0, result.GetValue());
}
public void SubtractVectors()
{
INode <double> left = Flow.Constant(new double[] { 1.5, 2.4, 3.3 });
INode <double> right = Flow.Constant(new double[] { 0.5, 0.4, 0.3 });
var add = new SubtractDoubleOperation(left, right);
Assert.AreEqual(left.Rank, add.Rank);
Assert.IsTrue(left.Shape.SequenceEqual(right.Shape));
var result = add.Evaluate();
Assert.IsNotNull(result);
Assert.AreEqual(left.Rank, result.Rank);
Assert.IsTrue(left.Shape.SequenceEqual(result.Shape));
Assert.AreEqual(1.0, result.GetValue(0));
Assert.AreEqual(2.0, result.GetValue(1));
Assert.AreEqual(3.0, result.GetValue(2));
}
public void SubtractMatrices()
{
INode <double> left = Flow.Constant(new double[][] { new double[] { 1.5, 2.4, 3.3 }, new double[] { 4.5, 5.5, 6.5 } });
INode <double> right = Flow.Constant(new double[][] { new double[] { 0.5, 0.4, 0.3 }, new double[] { 4.0, 5.0, 6.0 } });
var add = new SubtractDoubleOperation(left, right);
Assert.AreEqual(left.Rank, add.Rank);
Assert.IsTrue(left.Shape.SequenceEqual(right.Shape));
var result = add.Evaluate();
Assert.IsNotNull(result);
Assert.AreEqual(left.Rank, result.Rank);
Assert.IsTrue(left.Shape.SequenceEqual(result.Shape));
Assert.AreEqual(1.0, result.GetValue(0, 0));
Assert.AreEqual(2.0, result.GetValue(0, 1));
Assert.AreEqual(3.0, result.GetValue(0, 2));
Assert.AreEqual(0.5, result.GetValue(1, 0));
Assert.AreEqual(0.5, result.GetValue(1, 1));
Assert.AreEqual(0.5, result.GetValue(1, 2));
}