动手学深度学习 v2.0
让我们熟悉一下导数的几个等价符号。给定y = f(x),其中x和y分别是函数f的自变量和因变量。以下表达 式是等价的: f ′(x) = y′ = dy dx = df dx = d dxf(x) = Df(x) = Dxf(x), (2.4.2) 其中符号 d dx和D是微分运算符,表示微分操作。我们可以使用以下规则来对常见函数求微分: • DC = 0(C是一个常数) • Dxn = nxn−1(幂律(power 为了微分一个由一些常见函数组成的函数,下面的一些法则方便使用。假设函数f和g都是可微的,C是一个 常数,则: 常数相乘法则 d dx[Cf(x)] = C d dxf(x), (2.4.3) 加法法则 d dx[f(x) + g(x)] = d dxf(x) + d dxg(x), (2.4.4) 乘法法则 d dx[f(x)g(x)] = f(x) d dx[g(x)] + g(x) d dx[f(x)]0 码力 | 797 页 | 29.45 MB | 1 年前3Oracle VM VirtualBox 6.1.6 User Manual
Commands Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 129 8.3 General Options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 141 8.4 VBoxManage list Paravirtualized Debugging . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 288 9.29.1 Hyper-V Debug Options . . . . . . . . . . . . . . . . . . . . . . . . . . . 288 9.30 PC Speaker Passthrough . . . . . wizard displays the following window: 9 1 First Steps At this screen, you have the following options: • To create a new, empty virtual hard disk, click the Create button. • You can pick an existing0 码力 | 392 页 | 4.67 MB | 1 年前3Oracle VM VirtualBox 6.1.32 User Manual
Commands Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 134 8.3 General Options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 146 8.4 VBoxManage list Paravirtualized Debugging . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 293 9.29.1 Hyper-V Debug Options . . . . . . . . . . . . . . . . . . . . . . . . . . . 293 9.30 PC Speaker Passthrough . . . . . wizard displays the following window: 9 1 First Steps At this screen, you have the following options: • To create a new, empty virtual hard disk, click the Create button. • You can pick an existing0 码力 | 407 页 | 4.76 MB | 1 年前3Oracle VM VirtualBox 6.1.30 User Manual
Commands Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 134 8.3 General Options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 146 8.4 VBoxManage list Paravirtualized Debugging . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 293 9.29.1 Hyper-V Debug Options . . . . . . . . . . . . . . . . . . . . . . . . . . . 293 9.30 PC Speaker Passthrough . . . . . wizard displays the following window: 9 1 First Steps At this screen, you have the following options: • To create a new, empty virtual hard disk, click the Create button. • You can pick an existing0 码力 | 406 页 | 4.75 MB | 1 年前3Oracle VM VirtualBox 6.1.18 User Manual
Commands Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 133 8.3 General Options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 145 8.4 VBoxManage list Paravirtualized Debugging . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 292 9.29.1 Hyper-V Debug Options . . . . . . . . . . . . . . . . . . . . . . . . . . . 292 9.30 PC Speaker Passthrough . . . . . wizard displays the following window: 9 1 First Steps At this screen, you have the following options: • To create a new, empty virtual hard disk, click the Create button. • You can pick an existing0 码力 | 400 页 | 4.74 MB | 1 年前3Oracle VM VirtualBox 6.1.42 User Manual
Commands Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 134 8.3 General Options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 146 8.4 VBoxManage list Paravirtualized Debugging . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 293 9.29.1 Hyper-V Debug Options . . . . . . . . . . . . . . . . . . . . . . . . . . . 293 9.30 PC Speaker Passthrough . . . . . wizard displays the following window: 9 1 First Steps At this screen, you have the following options: • To create a new, empty virtual hard disk, click the Create button. • You can pick an existing0 码力 | 410 页 | 4.77 MB | 1 年前3Oracle VM VirtualBox 6.1.28 User Manual
Commands Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 134 8.3 General Options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 146 8.4 VBoxManage list Paravirtualized Debugging . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 293 9.29.1 Hyper-V Debug Options . . . . . . . . . . . . . . . . . . . . . . . . . . . 293 9.30 PC Speaker Passthrough . . . . . wizard displays the following window: 9 1 First Steps At this screen, you have the following options: • To create a new, empty virtual hard disk, click the Create button. • You can pick an existing0 码力 | 405 页 | 4.75 MB | 1 年前3Oracle VM VirtualBox 6.1.22 User Manual
Commands Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 133 8.3 General Options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 145 8.4 VBoxManage list Paravirtualized Debugging . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 292 9.29.1 Hyper-V Debug Options . . . . . . . . . . . . . . . . . . . . . . . . . . . 292 9.30 PC Speaker Passthrough . . . . . wizard displays the following window: 9 1 First Steps At this screen, you have the following options: • To create a new, empty virtual hard disk, click the Create button. • You can pick an existing0 码力 | 401 页 | 4.74 MB | 1 年前3Oracle VM VirtualBox 6.1.20 User Manual
Commands Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 133 8.3 General Options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 145 8.4 VBoxManage list Paravirtualized Debugging . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 292 9.29.1 Hyper-V Debug Options . . . . . . . . . . . . . . . . . . . . . . . . . . . 292 9.30 PC Speaker Passthrough . . . . . wizard displays the following window: 9 1 First Steps At this screen, you have the following options: • To create a new, empty virtual hard disk, click the Create button. • You can pick an existing0 码力 | 401 页 | 4.74 MB | 1 年前3Oracle VM VirtualBox 6.1.44 User Manual
Commands Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 134 8.3 General Options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 146 8.4 VBoxManage list Paravirtualized Debugging . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 293 9.29.1 Hyper-V Debug Options . . . . . . . . . . . . . . . . . . . . . . . . . . . 293 9.30 PC Speaker Passthrough . . . . . wizard displays the following window: 9 1 First Steps At this screen, you have the following options: • To create a new, empty virtual hard disk, click the Create button. • You can pick an existing0 码力 | 411 页 | 4.77 MB | 1 年前3
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