Fix rounding to 0

2026-03-08 09:35:47 +00:00
parent de3fc810ba
commit 60e462e987
2 changed files with 53 additions and 1 deletions
--- a/hdyc-svelte/src/lib/engine.ts
+++ b/hdyc-svelte/src/lib/engine.ts
@@ -10,7 +10,13 @@ export interface SolveResult {
 }

 function fmt(n: number): string {
-  return parseFloat(n.toFixed(6)).toString();
+  if (!Number.isFinite(n)) return n.toString();
+  if (n === 0) return '0';
+  if (Math.abs(n) < 1e-6) {
+    return n.toExponential(6);
+  }
+  const rounded = parseFloat(n.toFixed(6));
+  return rounded.toString();
 }

 function gcd(a: number, b: number): number {