Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d0e4e7b435591ac89696f24e379a34585b75eff30c34c94ea2235a9f8dabba27:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^