Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6e99c33b86850b4a76a3174b68eae1f6c73878a2250cf8f5e7bb1d0cb7170d33:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^