Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c2f198daf91a30f74a49098c7c92d5f1930eb3f8faddbfb613489222470ff2bd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^