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math: update complex operators for multiplication and division

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This commit is contained in:
Ulises Jeremias Cornejo Fandos
2019-12-30 01:24:30 -03:00
committed by Alexander Medvednikov
parent a0f32f5c29
commit 89d3075f88
2 changed files with 21 additions and 23 deletions
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16
vlib/math/complex/complex_test.v
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@@ -48,19 +48,19 @@ fn test_complex_multiplication() {
// https://www.khanacademy.org/math/precalculus/imaginary-and-complex-numbers
mut c1 := cmplx.complex(1,2)
mut c2 := cmplx.complex(1,-4)
mut result := c1.multiply(c2)
mut result := c1 * c2
assert result.equals(cmplx.complex(9,-2))
c1 = cmplx.complex(-4,-4)
c2 = cmplx.complex(-5,-3)
result = c1.multiply(c2)
result = c1 * c2
assert result.equals(cmplx.complex(8,32))
c1 = cmplx.complex(4,4)
c2 = cmplx.complex(-2,-5)
result = c1.multiply(c2)
result = c1 * c2
assert result.equals(cmplx.complex(12,-28))
c1 = cmplx.complex(2,-2)
c2 = cmplx.complex(4,-4)
result = c1.multiply(c2)
result = c1 * c2
assert result.equals(cmplx.complex(0,-16))
}
@@ -69,19 +69,19 @@ fn test_complex_division() {
// https://www.khanacademy.org/math/precalculus/imaginary-and-complex-numbers
mut c1 := cmplx.complex(-9,-6)
mut c2 := cmplx.complex(-3,-2)
mut result := c1.divide(c2)
mut result := c1 / c2
assert result.equals(cmplx.complex(3,0))
c1 = cmplx.complex(-23,11)
c2 = cmplx.complex(5,1)
result = c1.divide(c2)
result = c1 / c2
assert result.equals(cmplx.complex(-4,3))
c1 = cmplx.complex(8,-2)
c2 = cmplx.complex(-4,1)
result = c1.divide(c2)
result = c1 / c2
assert result.equals(cmplx.complex(-2,0))
c1 = cmplx.complex(11,24)
c2 = cmplx.complex(-4,-1)
result = c1.divide(c2)
result = c1 / c2
assert result.equals(cmplx.complex(-4,-5))
}