Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ed46f283d24e2263a23ba6d3ee5c206a3d4c3720f26d0d005560d05e73bce326:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^