Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f6f07a7222278a435f1b0d483530a7b6665368f62e0dde111db59c53f9ce6b9c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^