Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e61c1a48c3fff829f99957fff016dfc2f4385d0cbfa9434238ccce640a13c2a5:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^