Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4aa7c40837dedafb29702fcbdca5f0d499fe3adcabad5ac76c3490d6a5e976ab:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^