Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 531e4aff7a9f46d78fb0f7f72ea752503b397b393c4f5d4c246a88327a78fa7a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^