Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b7a2f601878f7a01ca55ac4854e5830960484af89dfcc54e7a2f417078f1c0bf:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^