Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 20379735cac2b50c0402ab7132a4ce8260ddc5c0d426d8c7c4a8dc09a6616293:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^