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#!/usr/bin/env python
"""Pretty print example
Demonstrates pretty printing.
"""
from sympy import Symbol, pprint, sin, cos, exp, sqrt, MatrixSymbol, KroneckerProduct
def main():
x = Symbol("x")
y = Symbol("y")
a = MatrixSymbol("a", 1, 1)
b = MatrixSymbol("b", 1, 1)
c = MatrixSymbol("c", 1, 1)
pprint( x**x )
print('\n') # separate with two blank lines
pprint(x**2 + y + x)
print('\n')
pprint(sin(x)**x)
print('\n')
pprint( sin(x)**cos(x) )
print('\n')
pprint( sin(x)/(cos(x)**2 * x**x + (2*y)) )
print('\n')
pprint( sin(x**2 + exp(x)) )
print('\n')
pprint( sqrt(exp(x)) )
print('\n')
pprint( sqrt(sqrt(exp(x))) )
print('\n')
pprint( (1/cos(x)).series(x, 0, 10) )
print('\n')
pprint(a*(KroneckerProduct(b, c)))
print('\n')
if __name__ == "__main__":
main()
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