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# sympy.integrals.transforms.LaplaceTransform

All Samples(8)  |  Call(5)  |  Derive(0)  |  Import(3)

```def test_sympy__integrals__transforms__LaplaceTransform():
from sympy.integrals.transforms import LaplaceTransform
assert _test_args(LaplaceTransform(2, x, y))

```

```from sympy.integrals.transforms import (mellin_transform,
inverse_mellin_transform, laplace_transform, inverse_laplace_transform,
fourier_transform, inverse_fourier_transform,
sine_transform, inverse_sine_transform,
cosine_transform, inverse_cosine_transform,
```
```        (MellinTransform(f(x), x, s) + gamma(s), (0, oo), True)

assert laplace_transform(2*f(x), x, s) == 2*LaplaceTransform(f(x), x, s)
# TODO test derivative and other rules when implemented

```
```
# Test unevaluated form
assert laplace_transform(f(t), t, w) == LaplaceTransform(f(t), t, w)
assert inverse_laplace_transform(
f(w), w, t, plane=0) == InverseLaplaceTransform(f(w), w, t, 0)
```

```from sympy.integrals.transforms import (mellin_transform,
inverse_mellin_transform, laplace_transform, inverse_laplace_transform,
fourier_transform, inverse_fourier_transform,
sine_transform, inverse_sine_transform,
cosine_transform, inverse_cosine_transform,
```
```        (MellinTransform(f(x), x, s) + gamma(s), (0, oo), True)

assert laplace_transform(2*f(x), x, s) == 2*LaplaceTransform(f(x), x, s)
# TODO test derivative and other rules when implemented

```
```
# Test unevaluated form
assert laplace_transform(f(t), t, w) == LaplaceTransform(f(t), t, w)
assert inverse_laplace_transform(
f(w), w, t, plane=0) == InverseLaplaceTransform(f(w), w, t, 0)
```