Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 35dc560ce3b46f460ddd01b6ec96824c3f188168d0ab326ee91e0a21b22c8d4f:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^