Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 993d03988002b2bba5f865d82c248de7b7e10c58bfeef8de49471759bb114d8a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^