Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2a28fcbffd9c57b35b5aaf24a297310be3562cbedeaa3b2964edf26b5c335eac:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^