Many computer programs are available to assist you in solving numerical and symbolic mathematical problems, but there are also programs to help you learn about mathematics.
可以使用许多计算机程序来帮助您解决数字和符号数学问题，但是还有些程序可以帮助您学习数学。
Dell, the biggest PC-maker, facing its own woes, recently abandoned its Intel-only strategy in favour of AMD chips in a niche category of computer servers-a symbolic blow.
世界上最大的PC制造商戴尔不得不面对现实，他们最近放弃了仅使用英特尔处理器的策略，转而在服务器——这一绝佳的领域——上使用AMD的芯片，这是一标志性的打击。
Other areas of computational mathematics include computer algebra and symbolic computation.
计算数学的其他领域包括计算机代数和符号计算。
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