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edit approved Jul 15, 2015 at 5:07
rips
edit approved Jul 15, 2015 at 5:07
rips
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S(RP^2),S(CP^2)$S(RP^2),S(CP^2)$denote suspension of real and complex projective space. Then are the first order relative homotopy group pi_1(S(RP^2),RP^2),pi_1(S(CP^2),CP^2) trivial$\pi_1(S(RP^2),RP^2),\pi_1(S(CP^2),CP^2) $trivial?Why?

S(RP^2),S(CP^2)denote suspension of real and complex projective space. Then are the first order relative homotopy group pi_1(S(RP^2),RP^2),pi_1(S(CP^2),CP^2) trivial?Why?

$S(RP^2),S(CP^2)$denote suspension of real and complex projective space. Then are the first order relative homotopy group $\pi_1(S(RP^2),RP^2),\pi_1(S(CP^2),CP^2) $trivial?Why?

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jiangsaiyin
jiangsaiyin
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about relative homotopy group

S(RP^2),S(CP^2)denote suspension of real and complex projective space. Then are the first order relative homotopy group pi_1(S(RP^2),RP^2),pi_1(S(CP^2),CP^2) trivial?Why?