Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c6a78d9a0d06f5c6583e981f05393ce70311be84ceec5d1ec46e0682574194aa:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^