Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 797a3e1851c863b3b6b71c338ed12fa82a6c744fc9cff84fecf36908c2fb6c9f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^