Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5af76a1c6ad4f832fb29b8ce6290f36cd340de751597b311ae47b658d678ad6e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^