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gptkbp:instance_of
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gptkb:Graph_QL
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gptkbp:battery_type
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AA batteries
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gptkbp:brand
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gptkb:Texas_Instruments
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gptkbp:collectibility
|
high among vintage calculators
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|
gptkbp:color
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gptkb:black
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gptkbp:community
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enthusiasts and collectors
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gptkbp:compatibility
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gptkb:none
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gptkbp:cultural_impact
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popular among engineers
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gptkbp:dimensions
|
7.5 x 3.5 x 1.5 inches
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|
gptkbp:display_type
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gptkb:LED
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|
gptkbp:features
|
conditional branching
algebraic and RPN modes
|
|
gptkbp:features_comparison
|
compared to TI-59
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|
gptkbp:function
|
gptkb:Graph_QL
|
|
gptkbp:historical_context
|
1970s technology
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|
gptkbp:historical_significance
|
one of the first programmable calculators
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|
https://www.w3.org/2000/01/rdf-schema#label
|
TI-58 C
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gptkbp:influenced_by
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gptkb:TI-30
|
|
gptkbp:input_accuracy
|
high
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|
gptkbp:input_output
|
gptkb:keyboard
QWERTY
display screen
numeric and function keys
numeric results
|
|
gptkbp:launch_event
|
gptkb:Consumer_Electronics_Show_1977
|
|
gptkbp:launch_price
|
$150
|
|
gptkbp:legacy
|
influenced future calculators
|
|
gptkbp:manufacturer
|
gptkb:Texas_Instruments
|
|
gptkbp:market_segment
|
gptkb:education
|
|
gptkbp:marketed_as
|
advanced calculator
|
|
gptkbp:material
|
gptkb:plastic
|
|
gptkbp:monitors
|
gptkb:LED
|
|
gptkbp:notable_users
|
engineers and scientists
|
|
gptkbp:output_accuracy
|
high
|
|
gptkbp:power_source
|
gptkb:battery
|
|
gptkbp:predecessor
|
gptkb:TI-57
|
|
gptkbp:production_years
|
gptkb:1980
|
|
gptkbp:programming_capabilities
|
gptkb:Mathematics
|
|
gptkbp:programming_language
|
TI-58 C assembly
|
|
gptkbp:programming_limitations
|
limited to 100 steps
|
|
gptkbp:ram
|
100 steps
up to 100 steps
|
|
gptkbp:related_products
|
gptkb:TI-59
|
|
gptkbp:release_year
|
gptkb:1977
|
|
gptkbp:screen_size
|
8 digits
|
|
gptkbp:style
|
retro
|
|
gptkbp:successor
|
gptkb:TI-59
|
|
gptkbp:target_audience
|
students and engineers
|
|
gptkbp:tutorials
|
available online
|
|
gptkbp:type
|
gptkb:Graph_QL
|
|
gptkbp:user_experience
|
positive
|
|
gptkbp:user_interface
|
button-based
|
|
gptkbp:user_manual
|
available online
|
|
gptkbp:weight
|
0.8 pounds
|
|
gptkbp:bfsParent
|
gptkb:TI-59
|
|
gptkbp:bfsLayer
|
6
|