Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e2a9023fd24fd85c0d18efcbb204bd90c5cb5dda50c539c208a7c5cb06dcb907:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^