Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f6a92fe862c18c1248b12f95ac58acc37b033050ad4264ae6121612346dde191:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^