Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b2d3674a5481f564c4c720e0e6f2d0520520676019bdec678324adfe55ba8e50:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^