Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fc70136c6d1be009156bea54650c4c99d676bcd13fb6fa811cab43d3c5e80a8e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^