Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d31a0007185432c9b1d99ea0ea549a78a36b09e652b4db26e71ddc0802037e9e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^