19
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
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1 /*
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
2 * Normalization rules for German text
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
3 * [this is a JFlex specification]
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
4 *
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
5 * Wolfgang Schmidle
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
6 * version 2011-07-12
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
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7 *
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
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8 */
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
9
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23
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
diff
changeset
|
10 package de.mpg.mpiwg.berlin.mpdl.lt.text.norm.lang;
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19
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
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11
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
12 %%
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
13
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
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14 %public
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
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15 %class MpdlNormalizerLexDE
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
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16 %type java.lang.String
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
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17 %unicode
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
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18
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
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19 // German: de, deu, ger
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
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20
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
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21 %states DISP, DICT, SEARCH
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
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22 %state CELEX, GRIMM
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
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23
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
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24 %{
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
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changeset
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25 private String original = "";
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
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26 private String normalized = "";
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
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27 private int problem = 0;
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
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28
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
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29 private void add (String norm) {
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
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30 original += yytext();
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
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31 normalized += norm;
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
32 }
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
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33
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
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34 private static final String LB = "[\u002d\u00ad] ";
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
35 %}
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
36
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
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37 hyphen = [-\u{00ad}] // hyphen and soft hyphen
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Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
38 LB = {hyphen} \u0020
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
39 // lb = ({hyphen} \u0020)?
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
40
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
41 END = \n
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
42
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
43 Alphabet = [abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ]
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
44
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
45 %%
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
46
|
23
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
diff
changeset
|
47 // jump over empty xml elements
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
diff
changeset
|
48 "<"[^><]+"/>" { add(yytext()); }
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
diff
changeset
|
49 "-<"[^><]+"/>" { add(yytext()); }
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
diff
changeset
|
50 "<"[^><]+"></"[^><]+">" { add(yytext()); }
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
diff
changeset
|
51 "-<"[^><]+"></"[^><]+">" { add(yytext()); }
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
diff
changeset
|
52
|
19
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
53 ſ { add("s"); }
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
54
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
55 // Fraktur
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
56
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
57 <DISP, DICT, SEARCH,
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
58 GRIMM> {
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
59
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
60 uͦ {add("u"); }
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
61 aͤ {add("ä"); }
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
62 oͤ {add("ö"); }
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
63 uͤ {add("ü"); }
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
64
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
65 }
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
66
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
67 <CELEX> {
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
68
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
69 // normalize ä ö ü ß only for Celex!
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
70
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
71 ä | Ä | aͤ { add("ae"); }
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
72 ö | Ö | oͤ { add("oe"); }
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
73 ü | Ü | uͤ { add("ue"); }
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
74 uͦ {add("u"); }
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
75 ß { add("ss"); }
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
76
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
77 {Alphabet} { add(yytext()); }
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
78
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
79 . { problem = 1; add(yytext()); }
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
80
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
81 }
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
82
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
83 <GRIMM> {
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
84
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
85 ß { add("sz"); }
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
86
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
87 }
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
88
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
89
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
90 // default
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
91
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
92 @ { problem = 1; add(yytext()); }
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
93 {LB} { add(yytext()); }
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
94 . { add(yytext()); }
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
95
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
96
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
97 <DISP> {
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
98
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
99 {END} {
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
100 switch (problem) {
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
101 case 1: return original;
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
102 default: return normalized;
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
103 }
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
104 }
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
105 }
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
106
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
107 <DICT, CELEX, GRIMM> {
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
108
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
109 {END} {
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
110 switch (problem) {
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
111 case 1: return "";
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
112 default: return normalized.replaceAll(LB, "");
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
113 }
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
114 }
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
115 }
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
116
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
117 <SEARCH> {
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
118
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
119 {END} {
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
120 switch (problem) {
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
121 case 1: return original;
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
122 default: return normalized.replaceAll(LB, "").toLowerCase();
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
123 }
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
124 }
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
125 }
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
126
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
127
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
128
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
129 /*
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
130
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
131 Annahmen:
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
132 - die Routine wird wortweise aufgerufen, mit einem \n am Ende des Strings
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
133 - Zeilenumbrüche innerhalb des Wortes sind als hyphen/soft hyphen plus space markiert
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
134
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
135 TO DO:
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
136
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
137 DE: Trennung von Deutsch und Fraktur?
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
138 DE: Celex: hyphens weg?
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
139
|
Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
parents:
diff
changeset
|
140 */
|