Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f6083539eebd0bf98edd40df2980b6fb57a3abb99108c2842206ba9f6e3b642e:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^