Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3cc5f12891e41d2a435aaa9fa9bc0eb79d2568417023245f7ca6491539c8ba8a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^