Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b7df92a911fd98f0333d99f18b2d2af3d4f93f0c4993482bf340ad988ff0f77b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^