Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 10b42463dbeec7ca315384337e672bd16105f3fd781d97deabd1fc4598585a7b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^