Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8b9bc9fea5322e8f6b0cbd8caf862769d497f82cf9368d79dec36544f33cc620:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^