Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9f928c4b4b0e27ea60b23336d166ddf11b5a9d48493e2633dfbf57b52815aed8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^