Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> aaf72308d3bfb7b009cc4718d5a34e4de538f3da2ef211b75c4e3a017aaffe0d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^