Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a816192ba6519311dea47d819f3c3b4ec29e0fdb6abea78d8946d43dbf60acd3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^