Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 93ef355bbbaa586d93eb018ea2b9e0c717a80688a7ee9bd17b243a7a78708d50:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^