Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 78a21bea21685d39cc8212e3c38cf91f5141be9ec7498047192ff094874995ae:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^