Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d35b7add080f6a7a91d4c6f2ae7fb248421b0e6cd01bcab470007f0c108b518c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^