Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 94cfd1cff070875a464ab580fc3dd584768cd3142f5f9ff3849557bbbd1db3ad:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^