Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9f850749a562965b0f390cd847fe2e86ae2a157d78ee07b8692ec31a3cff2c9a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^