Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d7b3c6bd834fa171a1789dbe93edcd7fdecbb44b081fb504daa5fcfe4696c82a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^