Plotting a graph takes time. Often mathematicians just want to know the key features. These are: shape, location and some key points (such as where the graph crosses the axes or turning points).

Borokhovich, Michael Avin, Chen and Lotker, Zvi 2014. Bounds for algebraic gossip on graphs. Random Structures & Algorithms, Vol. 45, Issue. 2, p. 185.

How have energy sources changed since 2001? By The Learning Network A new collection of graphs, maps and charts organized by topic and type from our “What’s Going On in This Graph?” ...

The 'gentle soul' who died after an assault at Southwark tube station has been pictured for the first time, with a 23-year-old man due in court over his death. Police rushed to the underground ...

To be the first to read new history features like this, sign up for free here. Southwark Bridge lit up at night. Image: Matt Brown Southwark Bridge's remarkable, under-appreciated history.

In anticipation of a prolonged period of lower interest rates – and with the recent appreciation of the yuan vis-a-vis the US dollar – more individual investors in mainland China are eyeing ...

Support us to deliver journalism without an agenda. A man killed in an attack at Southwark Underground station has been described by his grieving family as “gentle and kind” with an ...

He died surrounded by his family in hospital on the evening of August 24. Rakeem Miles, 23, of East Street, Southwark, has been charged with grievous bodily harm in connection with the incident ...

Sam Winter, 28, was attacked on the stairs of Southwark Underground Station at about 9.30pm on Thursday. He was rushed to the hospital in critical condition where he fought for his life before ...

This whirlwind tour will hit over 20 locations across the country including a performance in the Southward Theatre. Known for pioneering unique and catchy disco music, The Bee Gees formed over 60 ...