Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8bf14819c15367e2008117db8477b0e3821beea1285fe4a51f95b78842c6f263:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^