Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e6e839e293cf267b336d60bbcea7d80da295710b64a07a58ec1c36ef47b5d639:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^