Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9821b706f83720dcb8485c86ff4e0dda6eec20b1a6b8b8d2f06c93a62a10d890:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^