The verification and synthesis of data structures
β Scribed by Jay Spitzen; Ben Wegbreit
- Publisher
- Springer-Verlag
- Year
- 1975
- Tongue
- English
- Weight
- 1017 KB
- Volume
- 4
- Category
- Article
- ISSN
- 0001-5903
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This paper presents the details and logic of two FORTRAN computer programs designed to verify the accuracy of digitized coordinate data arising from cephalometric radiographs, prior to entry into a databank. In addition, the software accounts for varying magnifications of the radiographs which resul
## Abstract Reactions of pyridineβ2βcarboxaldehyde **(9)** with Ξ±,Ξ±β²βdibromoβ__o__β and __p__βxylenes led to the corresponding bisβpyridinium aldehydes **10** and **14.** These aldehydes were quite reactive and the respective hydrates **11** and **15** were also formed. Cyclization of **10** or **1