Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> bc42dd6a1d75374cb8cf58538cf38f6a08b0559f659b33bec1ce8af77381282c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^