Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fe6bd57fe5560e8f15737decf75f7315474d33169793c62af99859391aee21a9:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^