Petrova defeated her next opponent, Safina, two weeks ago at the Sony Ericsson Open in Miami and she has no doubt she can repeat the result.

BBC: SPORT | Tennis | Petrova and Williams both advance

Wednesday's unexpected withdrawal follows that of second-ranked Azarenka, which ensured that Williams will hang on to top spot until the Sony Ericsson Open, which starts in Miami on March 18.

CNN: STORY HIGHLIGHTS

In Miami, where Mr. Murray is scheduled to play his first match of the Sony Ericsson Open Friday morning, the world No. 4 is still very much a man chasing starlight: Despite being stronger, faster, smarter, more versatile and more dedicated than ever, he seems to get no closer to the object of his desire.

WSJ: Andy Murray Tries to Crack Tennis's Inner Circle

In addition to ARM and IBM, four of the world's leading application processor companies, Freescale, Samsung, ST-Ericsson and Texas Instruments, will align open source engineering efforts within Linaro.

ENGADGET: ARM, Samsung, IBM, Freescale, TI and more join to form Linaro, speed rollout of Linux-based devices

Ericsson's Screen Phone, which runs the open-source Linux operating system, combines both Internet access and a speaker phone, and will communicate with a home base station using the emerging Bluetooth technology for wireless personal area networking.

CNN: Technology - Ericsson's entry revitalizes WebPad scene

Erlang, developed by telecommunications company Ericsson for massively parallel computing in a phone network, then later released as an open source language, both influenced Scala and is enjoying some rebirth in the world of global data centers.

FORBES: Names You Need To Know: Scala And Typesafe