Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5169313fc081d48b46d4393a68d85fc297ab08d5c7ef93b2da3d5a2c6975a79d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^