Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 493ba9596c05fb71d21e9e60a9c5ac28486684ad1a5f10482e9f9438d2fdaddb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^