Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fc0741825b73f517bd0f12c239837ef8f9fd0e697ad5a2beb8410d6dca470118:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^