Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d39039b73ed438183c9c0369b45987b7c32d7b2253c654ec10cdc0867c9f1ffc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^