Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 31dd08fec125fd4929b83ce7575911d921cb87ab250bea71183312cacd383ea7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^