Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9d5e712ea1e2a3e2553958a4498969dc62122731215f3917c736a0cdb5dfc8a6:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^