Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ac9104302f975dc7958334c45b20b7c374b1d2beb38bda49ca68140107267cdc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^