Iterated Operators

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mXparser provides a rich collection of built-in math functions, math expressions, and math symbols. Familiarize yourself with the scope and the syntax. Math collection internal help is also available directly from the software – see the tutorial and the API documentation for all the details.

Tutorial Math Collection API spec Download

mXparser – built-in Iterated Operators

Key wordCategoryDescriptionExampleSince
Iterated OperatorSummation operator – SIGMA – unicode math symbol∑(i, from, to, expr, <by>)5.0
ΣIterated OperatorSummation operator – SIGMA – unicode math symbolΣ(i, from, to, expr, <by>)5.0
sumIterated OperatorSummation operator – SIGMAsum(i, from, to, expr, <by>)1.0
Iterated OperatorProduct operator – PI – unicode math symbol∏(i, from, to, expr, <by>)5.0
Iterated OperatorProduct operator – PI – unicode math symbolℿ(i, from, to, expr, <by>)5.0
ΠIterated OperatorProduct operator – PI – unicode math symbolΠ(i, from, to, expr, <by>)5.0
prodIterated OperatorProduct operator – PIprod(i, from, to, expr, <by>)1.0
avgIterated OperatorAverage operatoravg(i, from, to, expr, <by>)2.4
variIterated OperatorBias-corrected sample variance operatorvari(i, from, to, expr, <by>)2.4
stdiIterated OperatorBias-corrected sample standard deviation operatorstdi(i, from, to, expr, <by>)2.4
miniIterated OperatorMinimum valuemini(i, from, to, expr, <by>)2.4
maxiIterated OperatorMaximum valuemaxi(i, from, to, expr, <by>)2.4
as of 2022-04-15
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