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#! /usr/bin/env python
from __future__ import print_function
from openturns import *
TESTPREAMBLE()
try:
# Analytical construction
input = Description(2)
input[0] = "x0"
input[1] = "x1"
output = Description(1)
output[0] = "y"
formulas = Description(output.getSize())
formulas[0] = "x0+x1"
analytical = NumericalMathFunction(input, output, formulas)
print("function=", repr(analytical))
# Create indicator function
indicator = NumericalMathFunction(
analytical, Less(), 0.0)
# Does it work?
x = NumericalPoint(NumericalPoint(2, 1.0))
value = analytical(x)[0]
print("Value of the function=", repr(value),
" value of the indicator=", repr(indicator(x)))
x = NumericalPoint(2, -1.0)
value = analytical(x)[0]
print("Value of the function=", repr(value),
" value of the indicator=", repr(indicator(x)))
except:
import sys
print("t_NumericalMathFunction_indicator.py",
sys.exc_info()[0], sys.exc_info()[1])
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