Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 71774408219f040379a5f64c6e42a7db0a0afead68d28fa1cc8bea72bbf66de7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^