Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 852f928a3c7a0f345a05fef3abe28cdb0c9981a29ae6df6fa89cb14991523733:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^