Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3ea89642f7e58bbe0b5ad90aa57b248aed918ad7ec700061c17568d4572045ce:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^