What is the \ operator and why is it used instead of / ?

[bitcartel]

pedersen_old.circom
26: var nexps = ((n-1) \ 250) + 1;

escalarmulfix.circom
238: var nsegments = (n-1)\246 +1; // 249 probably would work. But I'm not sure and for security I keep 246
254: nWindows = ((nseg - 1)\3)+1;

gates.circom
81: var n1 = n\2;
82: var n2 = n-n\2;

pedersen.circom
192: var nSegments = ((n-1)\200)+1;
202: nWindows = ((nBits - 1)\4)+1;

escalarmulany.circom
135: var nsegments = (n-1)\148 +1;

sha256/sha256.circom
16: nBlocks = ((nBits + 64)\512)+1;

[lispc]

"/" is divide in the finite field. For example, for a 7-mod field, 2*5 == 3, 3/2 == 5,
"" is normal divide for human. For example, 3\2 == 1.