Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 01dea984164f7935cf2e63676bdc24a761b60e7c66813692e2363f90d62d56dc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^