Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8ef218fa19bc15b3443468cef8a2f10c4b0c844e718b2ce19ccb008dd9ab266b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^