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srcset=\"https:\/\/math.bru.ac.th\/wp-content\/uploads\/2026\/08\/IMG_9152-300x225.jpeg 300w, https:\/\/math.bru.ac.th\/wp-content\/uploads\/2026\/08\/IMG_9152-1024x768.jpeg 1024w, https:\/\/math.bru.ac.th\/wp-content\/uploads\/2026\/08\/IMG_9152-16x12.jpeg 16w, https:\/\/math.bru.ac.th\/wp-content\/uploads\/2026\/08\/IMG_9152.jpeg 2048w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/noscript><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-2412 lazyload\" data-src=\"https:\/\/math.bru.ac.th\/wp-content\/uploads\/2026\/08\/IMG_9154-225x300.jpeg\" alt=\"\" width=\"225\" height=\"300\" data-srcset=\"https:\/\/math.bru.ac.th\/wp-content\/uploads\/2026\/08\/IMG_9154-225x300.jpeg 225w, https:\/\/math.bru.ac.th\/wp-content\/uploads\/2026\/08\/IMG_9154-768x1024.jpeg 768w, https:\/\/math.bru.ac.th\/wp-content\/uploads\/2026\/08\/IMG_9154-9x12.jpeg 9w, https:\/\/math.bru.ac.th\/wp-content\/uploads\/2026\/08\/IMG_9154.jpeg 1536w\" data-sizes=\"(max-width: 225px) 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