Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> caa4faf4a8d60cbd88e1e1c239dd2a58f46c05797b3d7d66c3d661ff4486e713:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^