Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a18e0abdc54bf05b322d1d5e96572673ecedd3549ae83a59a21050d09518f5fb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^