Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6b2571ad3b0e980560de72450739e3442efea7c8ad0ab2fff61d8a9ef7910e36:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^