Changes

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<math>\begin{array}{lllll}

<math>\begin{array}{lllll}

^{\backprime\backprime}\operatorname{~}^{\prime\prime} &

^{\backprime\backprime}\operatorname{~}^{\prime\prime}

\leftarrow &

& \leftarrow &

^{\backprime\backprime}\operatorname{blank}^{\prime\prime} &

^{\backprime\backprime}\operatorname{blank}^{\prime\prime}

= &

& = &

^{\backprime\backprime}\operatorname{b}^{\prime\prime} \cdot\,

^{\backprime\backprime}\operatorname{b}^{\prime\prime} \, \cdot \,

^{\backprime\backprime}\operatorname{l}^{\prime\prime} \cdot\,

^{\backprime\backprime}\operatorname{l}^{\prime\prime} \, \cdot \,

^{\backprime\backprime}\operatorname{a}^{\prime\prime} \cdot\,

^{\backprime\backprime}\operatorname{a}^{\prime\prime} \, \cdot \,

^{\backprime\backprime}\operatorname{n}^{\prime\prime} \cdot\,

^{\backprime\backprime}\operatorname{n}^{\prime\prime} \, \cdot \,

^{\backprime\backprime}\operatorname{k}^{\prime\prime} \\

^{\backprime\backprime}\operatorname{k}^{\prime\prime} \\

\end{array}</math>

\end{array}</math>

^{\backprime\backprime}\operatorname{~~}^{\prime\prime}

^{\backprime\backprime}\operatorname{~~}^{\prime\prime}

& = &

& = &

^{\backprime\backprime}\operatorname{~}^{\prime\prime}

^{\backprime\backprime}\operatorname{~}^{\prime\prime} \, \cdot \,

\cdot\,

^{\backprime\backprime}\operatorname{~}^{\prime\prime}

^{\backprime\backprime}\operatorname{~}^{\prime\prime}

& = &

& = &

\operatorname{blank}

\operatorname{blank} \, \cdot \, \operatorname{blank} \\

\cdot\,

\operatorname{blank} \\

\\

\\

^{\backprime\backprime}\operatorname{~blank}^{\prime\prime}

^{\backprime\backprime}\operatorname{~blank}^{\prime\prime}

& = &

& = &

^{\backprime\backprime}\operatorname{~}^{\prime\prime}

^{\backprime\backprime}\operatorname{~}^{\prime\prime} \, \cdot \,

\cdot\,

^{\backprime\backprime}\operatorname{blank}^{\prime\prime}

^{\backprime\backprime}\operatorname{blank}^{\prime\prime}

& = &

& = &

\operatorname{blank}

\operatorname{blank} \, \cdot\,

\cdot\,

^{\backprime\backprime}\operatorname{blank}^{\prime\prime} \\

^{\backprime\backprime}\operatorname{blank}^{\prime\prime} \\

\\

\\

^{\backprime\backprime}\operatorname{blank~}^{\prime\prime}

^{\backprime\backprime}\operatorname{blank~}^{\prime\prime}

& = &

& = &

^{\backprime\backprime}\operatorname{blank}^{\prime\prime}

^{\backprime\backprime}\operatorname{blank}^{\prime\prime} \, \cdot \,

\cdot\,

^{\backprime\backprime}\operatorname{~}^{\prime\prime}

^{\backprime\backprime}\operatorname{~}^{\prime\prime}

& = &

& = &

^{\backprime\backprime}\operatorname{blank}^{\prime\prime}

^{\backprime\backprime}\operatorname{blank}^{\prime\prime} \, \cdot \,

\cdot\,

\operatorname{blank}

\operatorname{blank}

\end{array}</math>

\end{array}</math>

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| &nbsp;

| &nbsp;

| The ''concatenation'' of the <math>k\!</math> strings <math>s_j, j = 1 \ldots k,\!</math> is the string of the form <math>s_1 \cdot \ldots \cdot s_k.\!</math>

| The ''concatenation'' of the <math>k\!</math> strings <math>(s_j)_{j = 1}^k</math> is the string of the form <math>s_1 \cdot \ldots \cdot s_k.\!</math>

|-

|-

| valign="top" | 2.

| valign="top" | 2.

| The ''surcatenation'' of one string <math>s_1\!</math> is the string <math>^{\backprime\backprime} \, \operatorname{(} \, ^{\prime\prime} \, \cdot s_1 \cdot \, ^{\backprime\backprime} \, \operatorname{)} \, ^{\prime\prime}.</math>

| The ''surcatenation'' of one string <math>s_1\!</math> is the string <math>^{\backprime\backprime} \, \operatorname{(} \, ^{\prime\prime} \, \cdot \, s_1 \, \cdot \, ^{\backprime\backprime} \, \operatorname{)} \, ^{\prime\prime}.</math>

|-

|-

| &nbsp;

| &nbsp;

| The ''surcatenation'' of two strings <math>s_1, s_2\!</math> is <math>^{\backprime\backprime} \, \operatorname{(} \, ^{\prime\prime} \, \cdot s_1 \cdot \, ^{\backprime\backprime} \, \operatorname{,} \, ^{\prime\prime} \, \cdot s_2 \cdot \, ^{\backprime\backprime} \, \operatorname{)} \, ^{\prime\prime}.</math>

| The ''surcatenation'' of two strings <math>s_1, s_2\!</math> is <math>^{\backprime\backprime} \, \operatorname{(} \, ^{\prime\prime} \, \cdot \, s_1 \, \cdot \, ^{\backprime\backprime} \, \operatorname{,} \, ^{\prime\prime} \, \cdot \, s_2 \, \cdot \, ^{\backprime\backprime} \, \operatorname{)} \, ^{\prime\prime}.</math>

|-

|-

| &nbsp;

| &nbsp;

| The ''surcatenation'' of the <math>k\!</math> strings <math>s_j, j = 1 \ldots k,\!</math> is the string of the form <math>^{\backprime\backprime} \, \operatorname{(} \, ^{\prime\prime} \, \cdot s_1 \cdot \, ^{\backprime\backprime} \, \operatorname{,} \, ^{\prime\prime} \, \cdot \ldots \cdot \, ^{\backprime\backprime} \, \operatorname{,} \, ^{\prime\prime} \, \cdot s_k \cdot \, ^{\backprime\backprime} \, \operatorname{)} \, ^{\prime\prime}.</math>

| The ''surcatenation'' of the <math>k\!</math> strings <math>(s_j)_{j = 1}^k</math> is the string of the form <math>^{\backprime\backprime} \, \operatorname{(} \, ^{\prime\prime} \, \cdot \, s_1 \, \cdot \, ^{\backprime\backprime} \, \operatorname{,} \, ^{\prime\prime} \, \cdot \, \ldots \, \cdot \, ^{\backprime\backprime} \, \operatorname{,} \, ^{\prime\prime} \, \cdot \, s_k \, \cdot \, ^{\backprime\backprime} \, \operatorname{)} \, ^{\prime\prime}.</math>

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