Import

Author: apasel422

impl/src/backend.test.ts

@@ -2,7 +2,7 @@ import { fairlyAllocateCredit } from "./backend";
 
 import { strict as assert } from "assert";
 import test from "node:test";
-import * as simplestatistics from "simple-statistics";
+import { inverseErrorFunction } from "simple-statistics";
 
 interface FairlyAllocateCreditTestCase {
   name: string;
@@ -19,9 +19,7 @@ type Interval = [min: number, max: number];
 
 // https://en.wikipedia.org/wiki/Probit
 function normalPpf(q: number, stdDev: number): number {
-  return (
-    stdDev * Math.sqrt(2) * simplestatistics.inverseErrorFunction(2 * q - 1)
-  );
+  return stdDev * Math.sqrt(2) * inverseErrorFunction(2 * q - 1);
 }
 
 const minNForIntervalApprox = 1000;