Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fcca31f81ecaf1b67ed4004304ce9f5badd124ae6e41ed374e81b86259ffbe07:14:28
   |
14 |                             let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^