def METHOD_NAME():
    assert pixel(ImageMath.eval("notequal(A, A)", A=A)) == "I 0"
    assert pixel(ImageMath.eval("notequal(B, B)", B=B)) == "I 0"
    assert pixel(ImageMath.eval("notequal(Z, Z)", Z=Z)) == "I 0"
    assert pixel(ImageMath.eval("notequal(A, B)", A=A, B=B)) == "I 1"
    assert pixel(ImageMath.eval("notequal(B, A)", A=A, B=B)) == "I 1"
    assert pixel(ImageMath.eval("notequal(A, Z)", A=A, Z=Z)) == "I 1"