Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6d9f6042f03941b53bca38d3420b90245df5f013d11be7f0a207953fe3da7399:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^