Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b590c2ba0fc3eb81120af82fd0db10a938f34fd910fe6d3015b6baf74ead0e47:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^