Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 80d618af7977b88f174b975a320122d27e7a5db9898f22214a7397e3fbd0cd6c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^