Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c0af95c718c28de2556de1592dc1d8faaf83a3ce9058b707090017baefd94ce3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^