Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7c3696280b82bef60f7f8b25695ec94a00aa371bb3b0d6650159f47fe38a98be:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^