Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> afe12600f7147c6e5941f0bda5485725753b50388a7a3680d7b93f409eb5feac:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^