Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b12732cd8f50c06b2806486414f44a045883162ba869ebd2d162af319b0c090c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^