Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d49f229aa0ad193da8c724e46e1a650a3ca0f381a15d42ebc8d9dae8220fbdbf:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^