Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 51de0bd7d486d88010d39b9fd94f3eb90d3e2b509a6741acbed5aec1dc3b25f3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^