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# параметр сглаживания | |
a = 1/100 | |
# аппроксимация модуля | |
ma = (a + x^2)^(1/2) | |
# выражение максимума через модуль | |
var('xm1 xm2') | |
xmax=1/2*(ma(xm1-xm2) + xm1 + xm2) | |
var_names = 'x1 x2 x3 x4' | |
args = var(var_names) | |
# понтовый дифференцируемый максимум нескольких переменных | |
def max_many(args): | |
#args = [] | |
n = len(args) | |
res = args[0] | |
for i in range(1,n): | |
res = xmax.subs({xm1:res, xm2:args[i]}) | |
return res |
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