Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5faf332a9374675e12c62a7fd575ade0c35977bcecfe507b287ea1ffcbce1c29:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^