fix typo

src/API.ts

@@ -1106,7 +1106,7 @@ export class UserAPI {
      */
     const period = 1 / freq;
     const t = (Date.now() / 1000 + offset) % period;
-    return t / period < dutyCycle ? 1 : -1;
+    return t / period < duty ? 1 : -1;
   };
 
   usquare = (

src/Documentation.ts

@@ -36,7 +36,7 @@ mod(0.25) :: sound('sawtooth')
     pick(60, 67, 63) - 12 + 5, pick(60, 67, 63) - 12 + 5,
     pick(60, 67, 63) - 12 + 7, pick(60, 67, 63) - 12 + 7) + (sometimes() ? 24 : 12))
   .dur(0.1).fmi(8).fmh(4).room(0.9)
-  .gain(0.25).cutoff(500 + usine(8) * 10000)
+  .gain(0.75).cutoff(500 + usine(8) * 10000)
   .delay(0.5).delaytime(bpm() / 60 / 4 / 3)
   .delayfeedback(0.25)
   .out()