Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> db8ebbf60474f2fa743a777d5709b22335bd4fd993713b303a8ccbf1ad8a1c61:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^