Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2d8c4abbdc073b3da78eb511f508fbca2e7294d5e5d10ba80d89940be833bb54:14:28
   |
14 |                             let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^