Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 531f7e514318d45a746bd7cdc49d32003e7fdcf5d6665f2de47eab65622bc4eb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^