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SymPy | Polyhedron.cyclic_form() in Python

Last Updated : 27 Aug, 2019
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Polyhedron.cyclic_form() : cyclic_form() is a sympy Python library function that returns the indices of the corners in cyclic notation.
Syntax : sympy.combinatorics.Polyhedrons.Polyhedron.cyclic_form() Return : indices of the corners in cyclic notation
Code #1 : cyclic_form() Example - tetrahedron Python3 1=1
# Python code explaining
# SymPy.Polyhedron.cyclic_form()

# importing SymPy libraries
from sympy.combinatorics import Permutation, Cycle
from sympy.combinatorics.polyhedron import tetrahedron, octahedron

# Using from 
# sympy.combinatorics.polyhedron.Polyhedron.cyclic_form()

# Creating Polyhedron
a = tetrahedron.copy()

print ("Polyhedron - cyclic_form form : ", a.cyclic_form)

a.rotate(0)
print ("\nPolyhedron - cyclic_form form : ", a.cyclic_form)
Output :
Polyhedron - cyclic_form form : [] Polyhedron - cyclic_form form : [[1, 2, 3]]
Code #2 : cyclic_form() Example - octahedron Python3 1=1
# Python code explaining
# SymPy.Polyhedron.cyclic_form()

# importing SymPy libraries
from sympy.combinatorics import Permutation, Cycle
from sympy.combinatorics.polyhedron import tetrahedron, octahedron

# Using from 
# sympy.combinatorics.polyhedron.Polyhedron.cyclic_form()

# Creating Polyhedron
a = octahedron.copy()

print ("Polyhedron - cyclic_form form : ", a.cyclic_form)

a.rotate(0)
print ("\nPolyhedron - cyclic_form form : ", a.cyclic_form)
Output :
Polyhedron - cyclic_form form : [] Polyhedron - cyclic_form form : [[1, 2, 3, 4]]

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