Notebook --- title: "Glyphs" author: "Jeremy Howard" date: "2022-07-05" categories: [Dyalog, APL, Glyphs] image: "image.jpg" ---

This post will explore all the different glyphs in Dyalog APL. Wherever possible examples of a glyph will exist for each glyph that do not use other glyphs. The purpose of this post is to create documentation for glyphs that are helpful for beginners getting started.

Basic objects¶

Complex¶

In [ ]:

0j4

Out[ ]:

0J4

In [ ]:

¯5j¯6

Out[ ]:

¯5J¯6

Rank-1 arrays¶

In [ ]:

⍝|hide
]Boxing on -style=max

Out[ ]:

┌→────────────────┐ │Was ON -style=max│ └─────────────────┘

In [ ]:

2 3 1

Out[ ]:

┌→────┐ │2 3 1│ └~────┘

In [ ]:

¯3 1

¯3 7 ⍝|hide_line

Out[ ]:

┌→─────┐ │2 ¯3 1│ └~─────┘

Out[ ]:

┌→─────┐ │2 ¯3 7│ └~─────┘

In [ ]:

0j4 ¯5j¯6

Out[ ]:

┌→────────┐ │0J4 ¯5J¯6│ └~────────┘

Basic math operators¶

`-` (Minus sign; Bar)¶

Monadic `-` (Negate)¶

In [ ]:

- 4

Out[ ]:

¯4

In [ ]:

- ¯4

Out[ ]:

In [ ]:

- 4 2 0 ¯3 ¯5

Out[ ]:

┌→──────────┐ │¯4 ¯2 0 3 5│ └~──────────┘

In [ ]:

¯4 2 0 ¯3 ¯5

Out[ ]:

┌→───────────┐ │¯4 2 0 ¯3 ¯5│ └~───────────┘

Dyadic `-` (Minus; subtract)¶

In [ ]:

3-2

Out[ ]:

In [ ]:

3 2 1 - 4 5 1

Out[ ]:

┌→──────┐ │¯1 ¯3 0│ └~──────┘

In [ ]:

3 2 1 - 1

Out[ ]:

┌→────┐ │2 1 0│ └~────┘

In [ ]:

1 - 3 2 1

Out[ ]:

┌→──────┐ │¯2 ¯1 0│ └~──────┘

Basic objects¶

Complex¶

Rank-1 arrays¶

Basic math operators¶

- (Minus sign; Bar)¶

Monadic - (Negate)¶

Dyadic - (Minus; subtract)¶

`-` (Minus sign; Bar)¶

Monadic `-` (Negate)¶

Dyadic `-` (Minus; subtract)¶