Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7d949f8acfb0dac711d151a75f6cb0ed00a6d6e0774706b084cecd03cdedf195:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^