Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 230d4d512bf25e961f103e17c378ba123ac00e963183252080eb2d1bb1be9cda:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^