Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> afab0d06586ddd976a06874dbbe99ea6eaa72fe3f08f01fcb54201fe77b8e78c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^