Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8e9f9f7c5bfb70bb44048c1c7d46ec3760dcf90935c49731fd70198ce58e5445:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^