Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e80cf4d9aa2af7fd4f5f39ce15bca740943128e4f3d4273e47687524766a9091:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^