Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> decbf88cc0672144538077dd5c0164864e9b45adf68af50c96ed9e91edc12cfd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^