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src/s/y/sympy-HEAD/sympy/geometry/curve.py   sympy(Download)
        Curve((-x, x), (x, 0, 1))
        """
        from sympy.matrices import Matrix, rot_axis3
        pt = -Point(pt or (0, 0))
        rv = self.translate(*pt.args)
        f = list(rv.functions)
        f.append(0)
        f = Matrix(1, 3, f)
        f *= rot_axis3(angle)

src/s/y/sympy-HEAD/sympy/matrices/tests/test_matrices.py   sympy(Download)
from sympy.matrices.matrices import (ShapeError, MatrixError,
    NonSquareMatrixError, DeferredVector)
from sympy.matrices import (
    GramSchmidt, ImmutableMatrix, ImmutableSparseMatrix, Matrix,
    SparseMatrix, casoratian, diag, eye, hessian,
def test_rotation_matrices():
    # This tests the rotation matrices by rotating about an axis and back.
    theta = pi/3
    r3_plus = rot_axis3(theta)
    r3_minus = rot_axis3(-theta)
    assert rot_axis1(0) == eye(3)
    assert rot_axis2(0) == eye(3)
    assert rot_axis3(0) == eye(3)
 
 

src/s/y/sympy-0.7.5/sympy/matrices/tests/test_matrices.py   sympy(Download)
from sympy.matrices.matrices import (ShapeError, MatrixError,
    NonSquareMatrixError, DeferredVector)
from sympy.matrices import (
    GramSchmidt, ImmutableMatrix, ImmutableSparseMatrix, Matrix,
    SparseMatrix, casoratian, diag, eye, hessian,
def test_rotation_matrices():
    # This tests the rotation matrices by rotating about an axis and back.
    theta = pi/3
    r3_plus = rot_axis3(theta)
    r3_minus = rot_axis3(-theta)
    assert rot_axis1(0) == eye(3)
    assert rot_axis2(0) == eye(3)
    assert rot_axis3(0) == eye(3)