Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b12a272f38514842133a6067f3c4dedc9688c58e5a428f18ba7c915a607dd49b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^