Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2879c5f3f3c6c54c998af413c783f74a750aea396320af1c7607cacaecd5bfe5:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^