function subtractimport { subtract } from "https://dotland.deno.dev/x/rambda@9.4.1/immutable.d.ts"; subtract(x: number, y: number): numberCurried version of x - y subtract(x: number): (y: number) => numberCurried version of x - y Parametersx: numbery: numberReturnsnumberParametersx: numberReturns(y: number) => number