Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> afe33c344c6ecbd2418e99632585140a54d3ebecf1bd4f25fc38d585cc471cd2:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^