Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f56471f1a8be192306c5b6de5c967b107bd7f608af30cccd3a5c7f10d82dde2e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^