Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b482e5c6f871aa33c2b46788f865e8dc326162049945bfb532ae4441cec1a5bd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^