Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e0199bfc569df108c19c8f3e89c660f47b3f739c960da045b698b515ecc80876:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^