Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e0e4e81bd7889cdc9c1274cd4bad6f216224f70728571de680311a88e111a247:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^