Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e509d11a7dc544b8a3fecbc6048409512526fc9b7b6d0f5b560c9935a8388e3d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^