Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e8d8bdefdaca3f4b20f49dccc15b7a8576359b10bbb106679cca191704cb14f7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^