Disjungsi adalah pernyataan gabungan dari dua pernyataan dengan kta penghubung atau. Notasi - notasi disjungsi : p ∨ q, p + q Bagaimana menentukan benar atau salah sebuah disjungsi ? Disjungsi dapat dianalogikan dengan sebuah rangkaian listrik yang paralel : Bila lampu A dan lampu B hidup maka arus listrik i dapat bergerak/mengalir dari kutup positip ke kutup … [Read more...]
Logika Proposisi | Matematika Diskrit
Logika Proposisi Logika proposisi banyak kita kenal dengan sebutan logika matematika ataupun sering kita sebut dengan logika deduktif. Logika proposisi sebenarnya berisi tentang pernyataan - pernyataan yang berupata tunggal maupun pernyataan gabungan. Pernyataan adalah sebuah kalimat deklarasi yang dinyatakan dengan huruf-huruf kecil, misalnya adalah : p,q,r,s Adapun … [Read more...]
The Football Fairy | Bedtime Tales
Georgina loved to play football She had problem. “I am fed up with these silly wings, “ she said to the wise fairy, Sparkle. “They just get in the way. I don’t want to be a fairy!” said Georgina, and stamped off to play football with the elves. The football game was very rough. The ball bounced around the field and, quite often, off the field! Sometimes it went up into the … [Read more...]
Missing Mouse | Bedtime Tales
Missing Mouse In some ways, Molly mouse was just like her brother and sisters. She had soft, pink ears and a cute, little nose. But, in other ways, she was very different. Milly, Max and Baby Mouse were very tidy, but Molly was really, really messy! Her whiskers were never clean and her paws were always grubby. And, everywhere Molly went, she left a messy muddle behind … [Read more...]
Staying at Grandma’s
Jack hugged his teddy bear tightly, while mum packed his slippers and pajamas into a bag. “Why can’t I come with you?” he ask. “Dad and I have to go away for one night,” said mum. “You are going to stay with Grand and Grandfather. They can’t wait to see you.” “But I will be scared without you and Dad, “Whispered Jack. “Don’t worry,” said Mum. “You will have such … [Read more...]