Mathematics · Real Analysis
निम्नलिखित फलनों में से कौन सा फलन ℝ पर सर्वत्र संतत (continuous everywhere) है लेकिन ℝ पर कहीं भी अवकलनीय (NOT differentiable anywhere) नहीं है?
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- 1वायस्ट्रैस फलन (Weierstrass function)✓
- 2f(x) = x2
- 3f(x) = sin x
- 4f(x) = |x|
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वायस्ट्रैस फलन (Weierstrass function)
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