### Related

##### cflength-flength-sqrt

cflength: 1;

cf ((1 + sqrt(5))/2);

cflength: 2;

Calculate

? cflength;

Calculate

##### cflength-flength-sqrt

cflength: 1;

cf ((1 + sqrt(5))/2);

cflength: 2;

Calculate

? cflength;

Calculate

### cflength

Run Example
```(%i1)cflength:5;
(%o1)                                  5
(%i2) ev(cfdisrep(cf(0.18365472901836547290183654729)));
1
(%o2)                           --------------
1
5 + ----------
1
2 + ------
1
4 + --
22
(%i3) bfloat(1/ (5+1/(2+1/(4+1/22))));
(%o3)                        1.836547291092746b-1
(%i4) ```
Run Example
```cflength:5;
(%o1)                                  5
(%i2) fpprec:60;
(%o2)                                 60
(%i3) ev(cfdisrep(cf(18365472901836547290183654729/1000000000000000000000000000000)));
(%o3) 1/(54 + 1/(2 + 1/(4 + 1/(1 + 1/(1
+ 1/(92754 + 1/(2 + 1/(1 + 1/(3 + 1/(44104500030652
1
+ --------------------------------------------------------))))))))))
1
2 + ----------------------------------------------------
1
1 + ------------------------------------------------
1
4 + --------------------------------------------
1
1 + ----------------------------------------
1
1 + ------------------------------------
1
21 + -------------------------------
1
2 + ---------------------------
1
28 + ----------------------
1
2 + ------------------
1
1 + --------------
1
1 + ----------
1
2 + ------
1
19 + -
2
(%i4) bfloat(1/ (5+1/(2+1/(4+1/22))));
(%o4)  1.83654729109274563820018365472910927456382001836547291092746b-1
(%i5) ```
Run Example
```cflength:5;
(%o1)                                  5
(%i2) cfdisrep(cf(sqrt(5)));
1
(%o2)                        2 + -----------------
1
4 + -------------
1
4 + ---------
1
4 + -----
1
4 + -
4
(%i3) ```

### Related Help

Help for Cflength