Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b21733ed7575663111049eea8c533bb700883ae82c16416b58d019ce31e744b8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^