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From: abpetrov <abp...@uf...> - 2016-04-17 19:52:44
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Hi, I tried use Physop packet for some calculations. The simplified program looks like that load_package noncom2; load_package physop; tensop l(2); physindex s1,s2; expr2 := l(s1,s2,x); expr3 := sum( l(s1,s2,x),x); Expression expr2 calculates as normal At calculation of expr3 I got error Declare l operator? Why Reduce do it? And how correct it? Best regards, Petrov Alexander. |