Документация к Math.NET Symbolics

SingleVariablePolynomial.coefficientMonomialSV

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val coefficientMonomialSV: symbol : Expression -> _arg1 : Expression ->  Expression
CompiledName: MonomialCoefficient

Описание

Возвращает коэффициент монома с одной переменной (symbol)

Пример

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let print = Infix.format >> printfn "%s"

let expr = "5*x*x" |> Infix.parseOrUndefined
let x = symbol "x"

print expr

SingleVariablePolynomial.coefficientMonomialSV x expr
|> Infix.format
|> printfn "%s"

Вывод

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5*x^2
5