Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> abc7921329f2e24eb4a1a8646a8bf3aa5cf11f643bbb67522958a31cbd147684:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^