Function test_composition

numpy/polynomial/tests/test_symbol.py:185–189

()

def test_composition():
    p = poly.Polynomial([3, 2, 1], symbol="t")
    q = poly.Polynomial([5, 1, 0, -1], symbol="λ_1")
    r = p(q)
    assert r.symbol == "λ_1"


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