When there is more than one substituent present on the ring, their spatial relationship becomes important for which the arene substitution patterns ortho, meta, and para are devised.

When the Laplace transform is performed on a discrete-time signal ( with each element of the discrete-time sequence attached to a correspondingly delayed unit impulse ), the result is precisely the Z transform of the discrete-time sequence with the substitution of

When it becomes possible for a people to describe as ‘ postmodern ’ the décor of a room, the design of a building, the diegesis of a film, the construction of a record, or a ‘ scratch ’ video, a television commercial, or an arts documentary, or the ‘ intertextual ’ relations between them, the layout of a page in a fashion magazine or critical journal, an anti-teleological tendency within epistemology, the attack on the ‘ metaphysics of presence ’, a general attenuation of feeling, the collective chagrin and morbid projections of a post-War generation of baby boomers confronting disillusioned middle-age, the ‘ predicament ’ of reflexivity, a group of rhetorical tropes, a proliferation of surfaces, a new phase in commodity fetishism, a fascination for images, codes and styles, a process of cultural, political or existential fragmentation and / or crisis, the ‘ de-centring ’ of the subject, an ‘ incredulity towards metanarratives ’, the replacement of unitary power axes by a plurality of power / discourse formations, the ‘ implosion of meaning ’, the collapse of cultural hierarchies, the dread engendered by the threat of nuclear self-destruction, the decline of the university, the functioning and effects of the new miniaturised technologies, broad societal and economic shifts into a ‘ media ’, ‘ consumer ’ or ‘ multinational ’ phase, a sense ( depending on who you read ) of ‘ placelessness ’ or the abandonment of placelessness (‘ critical regionalism ’) or ( even ) a generalised substitution of spatial for temporal coordinates-when it becomes possible to describe all these things as ‘ Postmodern ’ ( or more simply using a current abbreviation as ‘ post ’ or ‘ very post ’) then it ’ s clear we are in the presence of a buzzword.

When power gain is calculated using voltage instead of power, making the substitution ( P = V < sup > 2 </ sup >/ R ), the formula is:

When the young prince was born, a rumour immediately spread that a call for a warming pan had been the pretext for a substitution, implying that James and Mary's baby was allegedly stillborn.

When coaching its entail to the application of sport tactics and strategies during the game or contests itself, and usually entails substitution of players and other such actions as needed.

When these undergo substitution the stereochemistry will be inverted ( as in S < sub > N </ sub > 2 ) for many of the reacting molecules but a few may show retention of configuration.

: When two reactants, A and B, react together at a given temperature in a " substitution reaction ," the affinity, or chemical force between them, is proportional to the active masses, and, each raised to a particular power

When a is not a positive integer, the substitution, gives a linearly independent solution, so the general solution is

When b is not a positive integer, the substitution, gives a linearly independent solution, so the general solution is

When c is not a positive integer, the substitution

When any two, or all three of the arguments of are the same, then a substitution of renders the integrand rational.

When the addition reaction is accompanied by an elimination the reaction type is nucleophilic acyl substitution or an addition-elimination reaction.

When later challenges to the legitimacy of the papers submitted by the Bogdanov brothers arose, the debate spread to the question of whether the substitution of a " publication requirement " by university professors when they do not understand students ' work is a valid means of determining the veracity of a paper.

* When other factors of production can be easily substituted for the category of labor ( substitution effect ).

* When the supply of other factors of production is highly elastic ( that is, usage of other factors of production can be increased without substantially increasing their prices ) ( substitution effect ).

When the substitution is not involved in the bond that is breaking or forming, a smaller rate change, termed a secondary isotope effect is observed.

When all u < sub > ii </ sub > ≠ 0 back substitution will require

When the Heian era begins, in substitution for the “ making a country safe thought ”, mikkyo becomes popular.

When chiral phosphonium intermediates are produced, it has been shown the halide substitution proceeds with inversion of configuration, as expected by a S < sub > N </ sub > 2 reaction.

* Substitutions – When a substitution is made, a vertical line is drawn after the last at-bat for previous player, and the new player's name and number is written in the second line of the Player Information section.

When this occurs, the number of moles of hydroxypropyl groups per glucose ring, moles of substitution ( MS ), can be higher than 3.

When Argentina was eliminated by Germany in the quarterfinal, his substitution decision caused storms of criticism, as well.

When they were closer and he saw that one was a woman, he was more puzzled than ever.

When the meal was ready, he told Jones to wash up, and going into the front room, woke the girl.

When they reached their neighbor's house, Pamela said a few polite words to Grace and kissed Melissa lightly on the forehead, the impulse prompted by a stray thought -- of the type to which she was frequently subject these days -- that they might never see one another again.

When he regained consciousness he was in Lord's house, in the office of Doctor Lord, the deputy's deceased father.

When it was followed by a second, whining even closer, Cobb swerved sharply aside into a depression.

When the sea was visible ahead of them, the relief was as great as if the sun had come out.

When she appeared at the store to help out for a few hours even my looking at her was surreptitious lest my Uncle notice it.

When our eyes met the air was filled with an unuttered message of `` Me, too ''.

`` When I was in college '', I grinned, `` I remember a poem I had to read in my lit class.

When they got to Shillong, in Assam, he was happy.

`` When I came up, damnit, I thought I was going down.

When he awoke in the mornings, she was in his mind and he could hardly wait to get to school to be near her in the flesh.

When he came back to the schoolhouse, his mind was made up.

When he finally left the sinister mansion on Perdido Street, he was carried out in a coroner's basket.

When he was eight he began violin lessons.

When the possibility that he had not given reconsideration to so weighty a decision seemed to disconcert his questioners, Mr. Eisenhower was known to make his characteristic statement to the press that he was not going to talk about the matter any more.

When he was stripped, deloused and numbered by his guards, his much-thumbed sketchbook was seized and thrown on a pile of prisoners' goods to be confiscated.

When her right hand was incapacitated by the rheumatism, Sadie learned to write with her left hand.

When Harold Arlen returned to California in the winter of 1944, it was to take up again a collaboration with Johnny Mercer, begun some years before.

When he was fifteen John H. Mercer turned out his first song, a jazzy little thing he called `` Sister Susie, Strut Your Stuff ''.

When he heard that Paul Whiteman was looking for singers to replace the Rhythm Boys, Mercer applied and got the job, `` not for my voice, I'm sure, but because I could write songs and material generally ''.