alleryଆଧୁନିକ ତର୍କଶାସ୍ତ୍ରରେ, ଯେତେବେଳେ କୌଣସି A ନାହାନ୍ତି, ସେତେବେଳେ 'ସମସ୍ତ A ହେଉଛି B' ସତ୍ୟ ହୋଇପାରିବ କି?
Aକେବଳ ଯଦି ଏହା ବିଶେଷ ହୋଇଥାଏ
Bକେବଳ ଯଦି B ଖାଲି ଥାଏ
Cନା, ଏହା ନିଶ୍ଚିତ ଭାବରେ ମିଥ୍ୟା ହେବ
Dହଁ, ଏହା ସତ୍ୟ ହୋଇପାରେ
Answer & Solution
Correct answer: D. ହଁ, ଏହା ସତ୍ୟ ହୋଇପାରେ
ଆଧୁନିକ ତର୍କଶାସ୍ତ୍ର ସାର୍ବଜନୀନ ବାକ୍ୟଗୁଡ଼ିକ ପାଇଁ ଅସ୍ତିତ୍ୱମୂଳକ ମହତ୍ତ୍ୱକୁ ଅସ୍ୱୀକାର କରେ, ତେଣୁ ଏକ ଶୂନ୍ୟ ଶ୍ରେଣୀ ପାଇଁ ସେଗୁଡ଼ିକ ଶୂନ୍ୟ ଭାବରେ ସତ୍ୟ ହୁଅନ୍ତି।
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