Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f4d299a637b41c009bd00e14c6731e87a2cb453b0ce8396a6533d3c1e650c3fc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^