Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a85a7b50e3b2f0389afecf44a0bcaa503215b7d595b8e73d0c4a4c579f93188a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^