Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> de72b8d9eded3bf7ad0fba94ae13b8fae05004a50983aeb391f5eb44ded0cb33:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^