Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8ef8656b5657fbdff3e472b5749359c5fb8cb94dfece82ab0b58cb309600f66c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^