Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> eb47cbc19514d6cc2cc7d534378614896319f19deadb1e4faced5363ad8d199d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^