Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e6db881d425f4315a6bfb4c6110a3869bdbb47ff6d45b3e94f9c5b0d308ab3e6:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^