Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 45298f670eeefe7f629031449ae09319e02a81fc36cd0cfc1b8dae854c5bbaf0:14:28
   |
14 |                             let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^