Release calc version 2.10.2t30

help/help

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+For more information while running calc, type  help  followed by one of the
+following topics:
+
+    topic		description
+    -----		-----------
+    intro		introduction to calc
+    overview		overview of calc
+    help		this file
+
+    assoc		using associations
+    builtin		builtin functions
+    command		top level commands
+    config		configuration parameters
+    define		how to define functions
+    environment		how environment variables effect calc
+    errorcodes		calc generated error codes
+    expression		expression sequences
+    file		using files
+    history		command history
+    interrupt		how interrupts are handled
+    list		using lists
+    mat			using matrices
+    obj			user defined data types
+    operator		math, relational, logic and variable access operators
+    statement		flow control and declaration statements
+    stdlib		description of some lib files shipped with calc
+    types		builtin data types
+    usage		how to invoke the calc command
+    variable		variables and variable declarations
+
+    bindings		input & history character bindings
+    altbind		alternative input & history character bindings
+    changes		recent changes to calc
+    libcalc		using the arbitrary precision routines in a C program
+    stdlib		standard calc library files and standards
+
+    bugs		known bugs and mis-features
+    todo		needed enhancements and wish list
+    credit		who wrote calc and who helped
+    archive		where to get the latest versions of calc
+
+    full		all of the above
+
+You can also ask for help on a particular function name.  For example,
+
+    help asinh
+    help round
+
+or on a particular symbol such as:
+
+    help =
+
+For example:
+
+    help usage
+
+will print the calc command usage information.  One can obtain calc help
+without invoking any startup code by running calc as follows:
+
+    calc -q help topic
+
+where 'topic' is one of the topics listed above.
+
+If the -m mode disallows opening files for reading or execution of programs,
+then the help facility will be disabled.  See:
+
+    help usage
+
+for details of the -m mode.