Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 740ebbad53774423a44433670aa6c2178e4fd3b6d39ad6c6bc065a39f4d7a71d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^