Source: wikibot/1-minus-2-plus-4-minus-8-plus-⋯
= 1 − 2 + 4 − 8 + ⋯
{wiki=1_−_2_+_4_−_8_+_⋯}
The series you provided is \\( 1 - 2 + 4 - 8 + \\ldots \\). This can be expressed as an infinite series of the form: \\\[ S = 1 - 2 + 4 - 8 + 16 - 32 + \\ldots \\\] This is a geometric series where the first term \\( a = 1 \\) and the common ratio \\( r = -2 \\).