Guide to Dealing with Double Subscripts

[Math Amateur]

i have forgotten how to deal with double subscripts ...

Can someone please show how to get the following text to display properly"We could divide E_1, E_2, ... ... into two subsequences E_k_1, E_k_2, ... and E_h_1, E_h_2, ...
Help will be much appreciated ...

Peter

 

[castor28]

Hi Peter,

You should use braces, like $E_{k_1}$.

 

[kaliprasad]

you can write as

E_{x_{y}}

to get

$E_{x_{y}}$

 

[Math Amateur]

Hi Peter,

You should use braces, like $E_{k_1}$.

Thanks for the help castor28 and kaliprasad ...

Peter