Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6747cb2df41928ba46f0f0ecb2e86e2e3fcea78cd0405495b537f13dcd441d38:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^