Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0f2c9c21236f080929c55a068f238212372e7653670aae5db7bd7fa85f7a2efb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^