Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c3a522db34c9de62dae7f1a366cb946b26f3f5dde61edb03e7f3f870cf0e4f02:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^