Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a6577c57b5e7437c20a9253291f6a078cb792647b22ed4dd8feef7c46654b620:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^