Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e9a8f074e7cadcf5f88249b94345f3fe91841c985c810117177c4a3dfa35e5aa:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^