Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3612b07d39015581e4fc42ed2fb9cb4a948c7253cba238ebc61594182f0d4c14:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^