Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3473f8b62bd074905219746f7b6bf0cbb5d03bace8df627b9d9a382824d0a37b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^