Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> dd73ba12bd766c9e24a23bddd92c3e77a6352bc645b867ba1d174ada344d388d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^