Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 91981c1ea136b53a0cc836997e8473ca81601b347b590827d6741438da46ce5a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^