Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> bd2df4210343ccc8b7bfb930c00250f82264da08e818de674ae1a91bbff9c536:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^