Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e3f4459b45a72a4077e56be812a1d566cd842dbddcfb6dcfcd56b44c21e49a8e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^