Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9daf9a280619915d1e242c3793a9e7b27b1babfec1a18b93cf7d1f68cbb259ed:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^