Difference between revisions of "User:Alec/Bitchin"
From Maths
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{| class="wikitable" border="1" style="overflow:hidden;max-width:35em;" | {| class="wikitable" border="1" style="overflow:hidden;max-width:35em;" | ||
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− | | <center><span style="font-size:1.2em;"><mm>\xymatrix{ & C_n(X) \ar[rr]^f \ar[d]_{\pi_1} \ar[dl]_{\pi_2} & & C_{n-1}(X) \ar[d]^{\pi_3} & \\ | + | | <center><span style="font-size:1.2em;"><mm>\xymatrix{ & C_n(X) \ar@{-->}[drr]^{\pi_3\circ f} \ar[rr]^f \ar[d]_{\pi_1} \ar[dl]_{\pi_2} & & C_{n-1}(X) \ar[d]^{\pi_3} & \\ |
− | \frac{C_n(X)}{\text{Ker}(f)} \ar@{.>}@/^9.5ex/[urrr]^{f_2'} & \frac{C_n(X)}{C_n(A)} & & \frac{C_{n-1}(X)}{C_{n-1}(A)} & | + | \frac{C_n(X)}{\text{Ker}(f)} \ar@{-->}@/_4.5ex/[rrr]_{\pi_3\circ f_2'}\ar@{.>}@/^9.5ex/[urrr]^{f_2'} & \frac{C_n(X)}{C_n(A)} & & \frac{C_{n-1}(X)}{C_{n-1}(A)} & |
}</mm></span></center> | }</mm></span></center> | ||
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! Here it is | ! Here it is | ||
|} | |} |