Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b039e6b379a49fa541eb6f80085563fc2992b795f10cb507ff1d0490ab06b340:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^