Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c7c91b417fb96a33d4dd5750f8e1551a575cc6d6d67630c7ecdaa4d672f0d947:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^