Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e0d5709852262d7a13e88cc6b989aa5cacc53ea6c969b0fcca8fefcaab636807:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^