Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1768ef07ca115d298863478f1f864ab24f9c2720431247189460b92ba527c704:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^