<section9 name="foreword">Foreword</section9>
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The formal system λδ (\lambda\delta) is a typed λ-calculus aiming to support
- the foundations of Mathematics that require an underlying specification language
- (for example the <link to="http://www.math.unipd.it/~maietti/">Minimal Type Theory</link>
+ the foundational frameworks for Mathematics that require an underlying specification language
+ (for example the <link to="http://www.math.unipd.it/~maietti/">Minimalist Foundation</link>
and its predecessors).
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