Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1cadaef37e993374c0bf0c3f68d265482dc20b561bd87a5ba5f5435f68ae5990:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^