Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6e50717f338effa79123d22c3a3c2b7b58d05dccf4de609b62120437baa3c297:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^