Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e6a8bdaf0f0202f32ed3d6cc094214ca25c6167264b20a751c7318a72c7e060d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^