Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a22ac92a1c0e72c017d1f646c05a647eb59cdd7635832aba16eb5a491ae03649:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^