Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 65b1ae07902ef20668fa7ce8f5b4bf689847419c9dac49d23eb973f41135206b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^