Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9b22fef933b6b8b20834316524a8ec65ec13b4f11dea0a04c7d044169518679b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^