Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 89845a89c647d5a8eb301ff741b34389b0d72b7512ae5faa0f6f0991b7b690d3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^