Hey all, I need help with the following questions:

1) prove that t+aleph0 = aleph0 for any t finite number.

2) t*aleph0 = aleph0 for any t finite number

3) t+aleph1 = aleph1 for any t finite number

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- February 11th 2013, 09:16 AMOriaGCardinal numbers - help prove basic properties
Hey all, I need help with the following questions:

1) prove that t+aleph0 = aleph0 for any t finite number.

2) t*aleph0 = aleph0 for any t finite number

3) t+aleph1 = aleph1 for any t finite number - February 11th 2013, 09:52 AMPlatoRe: Cardinal numbers - help prove basic properties