Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0dfd43c330c09e550929c05c13bb90b3cfdebf8f1284c8fb1b5f79638ebe763c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^