Update README.md

Author: markisus

README.md

@@ -92,7 +92,7 @@ int main(int argc, char *argv[])
 
 Benchmark
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-We can observe speed ups for structure of arrays (vapid::soa) vs array of structs (std::vector) with the toy program benchmark.cc
+We can observe speed ups for structure of arrays (soa=vapid::soa) vs array of structs (vec=std::vector) with the toy program benchmark.cc.  
 Here are the results using Visual Studio 2022 on Release mode on my laptop.
 
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