Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e5cf9c728a2c3fe359c48be327db7eb92678b6495d1fb4b39555c844b4d79965:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^