Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0e971c625cfe3c9beff98bae9e50f07db85289bf9b5d9bedcba6e63d3a7170a9:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^