Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6f565fba20ba32699bd3d4157c9862b5de2f7c73e8c735e83aa2ae1ca686c7f7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^