Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1fb4dfbf588ddcb39c8e7273c6b55a75186d1d3d3de881ba453b0288d2d97f8a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^