Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f140d8a3efc513ff56b83f8b95458f3f367d5c7eb62f4226f91b0e6e3ea1888b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^