Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6df57a0d6c54c51910a0bcf573d6021f29955bbd2317ae661c862bab4b8f2307:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^