Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e3840777572878dc0199f08e7a098e7036af1a848b5f0154c3dd307c2766cd6b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^