Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 539a7a434df9f47185e0694c5c87964d406111e53a55558e2d6d41e0a3ae1432:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^