Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 28aa62c3232626a78c5ae5048a2e5bebb8f3ceb52b79230e6db67340445a784e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^