Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 12bce5d94119a7e61c6a924ecdd5f78bfc6a83e90b67bbac259da76f3e1b637d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^