Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fb15f49d52a8fcaf73fec69664c1716391daa72c9e4a98ceb43f679cf210afb2:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^