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Walking is bodys natural means of moving
from one location to another. Functional versatility allows
the lower limbs to readily accommodate stairs, doorways and
obstacles in the path of progression. Therefore, as
standing-up and sitting-down are prerequisite for walking
and independent mobility they are considered two of the most
demanding activities. Despite that, current walking systems
do not integrate robust controllers for standing-up and
sitting-down. Designing an optimal controller using
...

Many people mistakenly believe that fruit trees grow true to name from seeds . In reality, if you collect seed from a fruit grown on a plant, the seeds will produce plants that will be a hybrid of two plants . The new plant will be the same kind of plant, but its fruit and vegetative portions may not look the same as the parent because the plant is "heterozygous ." Therefore, all fruit trees must be vegetatively propagated by either grafting or budding methods . Fruit growers frequently use grafting techniques to topwork new varieties or strains of fruit onto established trees bearing...