Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b62b5e3947551ed7f0b028be620bef34e767c8b45b9f8a487c202bede736b447:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^