Monday, May 30, 2005

Oberwolfach

Dear Gran,

This week I am at a conference in Oberwolfach. Oberwolfach is a funny place; it is conference centre devoted only to mathematics, in a rather remote valley in the Black Forest.

It is a fulfilment of a widely-shared mathematician's fantasy--- an isolated place with few distractions from mathematics, a large group of interested colleagues, large amounts of food served regularly, an excellent library and lecture hall, no distractions from family, discreet staff who clean up after them and so on. Monasticism without deprivation.



(This is someone else's photo from earlier in the year- now the trees are fully-leaved).

It has fixed traditions. A bell is rung for meals. Your name is assigned to a random table at every meal time. There are five meals a day (breakfast, lunch, afternoon tea, dinner, supper).

Wednesday afternoons are reserved for a hike up the mountain. You must sign the visitors book, where you may also write down current open problems. You must hand-write a short description of your talk in another book (I have the job of conference reporter; it is my responsibility to make sure that this is done, and also to compile a printed report from the whole conference).

This afternoon I realised what a perfect place for an Agatha Christie-type Krimi it would be; the isolated setting, the different rooms (the Music Room, the Computer Room, the Journals Room, the Pingpong Room...), the choice of murder weapons (um, the large volume on geometric measure theory, the other big book about K theory... OK, not so exciting choice of weapons), the ambitious and sometimes competitive atmosphere...

On the last point, even though I think mathematicians are often not ambitious with respect to money or position (beyond getting a permanent position with not too much dull teaching), they are sometimes extremely competitive with respect to getting credit for their work. I notice on tomorrow's list of talks that there are two talks, directly after each other, announcing exactly the same result. Rumour has it that one of the speakers had been working on the problem for a long time, but the other one published first. We are looking forward to some excitement.

This has shades of the famous Leibniz-Newton priority dispute, about who invented the calculus first. It is fairly clear that Newton discovered it first, but did not publish it. Leibniz published it first, but much later, and probably after he knew that Newton had done something similar. It is unclear whether Leibniz copied, but I think it was unfair of Newton not to publish for so long (maybe 20 years) after he had done it.

Interestingly, Leibniz's formulation was much more practical and useful, and is more used today.

As you can see in the photo, the Institut is surrounded by forest; this evening I went for a little walk and discovered that it is called the Black Forest due to the extremely dark bark of the fir trees. Or that is my theory, anyway.

Much love,

Julie.

Sunday, May 29, 2005

Monkey Heat!

Dear Gran,
Affen Hitze! is how the newspaper described this week's mid thirties temperatures. So yesterday, Josh, Emily and I went swimming in the lakes in Gruenewald.

The water was warm, even though in early March this is where we could walk on top of the frozen lake. The air is full of white seed pods from trees that drift slowly down like snow and they fall so thick in places that it also makes the ground white.
love
Brendan

Thursday, May 26, 2005

Andrew's Visit

Dear Gran,

As you can see from the previous entry, we did not have long to wait for our next guest to arrive! On Saturday morning, Andrew and I visited the recently opened Jewish Holocaust Memorial. As is appropriate for a German federal memorial, it is located in the heart of the capital close to the the Reichstag.

The memorial is made of thousands of grey blank concrete slabs. In theory this should be sombre enough but in practice it is a bit of a temptation for tourists to use it as a giant playground and play hide and seek. To find out what all these acres of concrete is supposed to be about, you have to queue up in a long line to go down into an underground information centre.

On Saturday afternoon, we all went cycling in Gruenewald Forest with Julie’s colleague Oliver and his stupendous Liegerad. Oliver is quick to inflict his infernal contraption on all newcomers and – as you can see – Andrew was no exception.

A short while later: here is Oliver, a reclining Andrew, a speedy Julie and a crouched rollerblader slipstreaming behind another cyclist. Oliver made us delicious Rosti for dinner.

On Sunday, we made a daytrip to Spreewald with Josh, Emily and the Joker II. This is a forest and canal district where farmers traditionally grow very big gherkins and even bigger mosquitoes.


We had fun messing about on the canals in a Dreier kayak and a Zweier kayak, but don’t be fooled by the sunshine: we all got drenched in torrential rain during a Donner und Blitzen Sturm.
love from

Brendan

Saturday, May 21, 2005

The Joke(r)!

Dear Gran,
Here I am with the 'Joker II'. I purchased it just north of Munich and it managed to transport me 500km north to Berlin. Just what Julie and Brendan want in their side street! Hopefully it'll last here the month before mum and dad arrive to claim it...




...and what would a home-for-two-months be without all the mod cons?? (if you've spent enough time in the shed at Towrang Gran, you'll realise that this is no ordinary seat i am perched upon...handy spot for cooking dinner though!)



Love Andrew

Thursday, May 19, 2005

Colin and Lorraine Visit (part 2)

Dear Gran,

Two Sundays ago we celebrated Mother’s Day (flowers from the market and cake by Julie) , and we then walked to the Soviet War Memorial in Treptower Park where the 60 years after the end of the war was being commemorated at the graves of 5000 Soviet soldiers.

This huge statue is supposed to represent a Soviet soldier with a rescued a child under one arm, a really big sword in the other and a smashed swastika under his foot. Apparently the word subtlety didn’t translate very well into soviet-era Russian.


Last Saturday, we cycled along the charming Wannsee Lake and, as you might remember from the December 12 Blog, the island in the background is Pfauen Insel (pronounced Pfoofie Island by Lorraine, who had otherwise been doing a good job all week with her pronunciation).
As you can see, these rented bikes are built for cruising in comfort and style (particularly if you include novelty bike horns under the heading of style) because our previous tour customers had complained about the hard seats and lack of brakes on their borrowed bikes.


On Sunday we wandered along the green streets of Prenzlauerberg, regularly ducking into cafes to avoid the frequent torrential downpours of Berlin’s spring weather. Colin and Lorraine have returned safely back home now, so we have once again put up the Zimmer Frei* sign outside the building.

much love,

Brendan

*actually Wohnzimmerboden Frei would be more accurate.

Sunday, May 08, 2005

Four Harbour Cities

Dear Gran,
Last Friday fortnight, Colin, Lorraine and I flew to Stockholm - which we found to be a splendid harbour town: a bit like a grander version of Hobart, only with more Volvos. Lorraine had been looking forward to trying some Swedish food, but found that the meatballs tasted exactly like what she was used to back home


The above photo is of Colin in the Town Hall courtyard, with the city across the water behind, and below is Lorraine and Colin overlooking the harbour from a cliff top.

On Tuesday, we took a train diagonally across Sweden (and a very big bridge) to Copenhagen.


In Copenhagen it seems that anything (e.g. street, boat, sandwich, beer etc) is either named after Hans Christian Anderson (or something he did) or it is named after Crown Princess Mary’s in-laws (or something they did). For example, in the main city square (above photo) is an equestrian statue of one of Mary’s in-laws (King Frederick VI, I think) crushing a defenceless enemy (or perhaps just a lowly commoner) under his horse’s hooves.

Here are two little hobbits in front of their little home in the Friland Open Air Museum. The museum is an assembly of ancient rural farmhouses from around Denmark and the bits of Norway and Sweden that used to be part of Denmark.

We caught a train from Copenhagen to Hamburg where we rendezvoused with Julie for the weekend. En route to Hamburg, we received a pleasant surprise when the entire train went onto a Ferry for the 20 km sea passage between Denmark and Germany (I should really read the maps and timetables a bit better next time).

Hamburg is the city famous for harbouring large container ships but also infamous for harbouring September 11 terrorists; so we expected a good turnout for the traditional May Day celebrations/demonstrations on Sunday. We were surprised, however, with being confronted on Saturday at the train station with a huge demonstration where every person and their dog were marching against the new mandatory Leashes for Dogs in Public Places Laws (above photo). The actual May Day march the next day had more people but, disappointingly, fewer dogs.

Over the weekend we stayed in a hotel by a lovely city lake and park, and we lazed in the sun, caught a harbour cruise, ate and drank (above photo) and checked out the Speicherstadt, the old warehouse island city that adjoins the harbour (below photo).

On Monday, Colin, Lorraine and I caught the train from Hamburg to Amsterdam and Julie caught the train back to Berlin.

Apart from Amsterdam's charming canal streets, I also enjoyed visiting the delightful courtyard housing, called hofjes (below photo). These are between 400 and 600 years old and were originally built to house the poor and also for religious communities.

We were in Amsterdam on the 5th May, the 60th anniversary of National Liberation Day, and we attended a small evening service in a public park. Surprisingly, the constant bustle of the city all stopped to observe the 2 minutes silence at 8 pm. Colin and Lorraine can remember when the minutes silence on Remembrance Day was as widely observed in Australia.

We stayed in a Amsterdam narrow house with a traditional narrow and steep staircase in a traditional narrow street (photo above: Lorraine waving from our hotel room on first floor). On Friday, we flew back to Berlin where we perceived everything with new eyes i.e. our flat had become huge, the stairs were now gentle and easy to climb, and the streets have become really wide. Colin has suffered a bad cold for a couple of days and has had to reluctantly exchange his daily pils for pills.

love from,
Brendan

Monday, May 02, 2005

Happy birthday Gran

Dearest Gran,




Happy birthday! Mum tells me that Jan and Marg will be down to celebrate - please give them all our love. Of course this also marks exactly a year since we saw you last. On our side it has gone incredibly fast. How could it be that I have learnt so little Deutsch after an entire year?

The picture above is a blossom from a tree outside our window. Brendan had taken the camera to Scandanavia so I had to scan it. Hence the slightly squashed appearance.

Much love and congratulations,

Julie.

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