Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 618e2d61b035fdc9dcd235aaa046a4a97f65fd01f237787fd7b56e9e43edff1b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^