Einstein: His Life and Universe

345

,

347

–48,

629

n

of subatomic particles,

322

–24,

326

–33,

454

,

459

–60,

625

n

,

627

n

sum-over-histories approach to,

515

superposition in,

456

–60

thought experiments

(Gedankenexperiment)

for,

345

–46,

348

–49,

448

–60,

468

,

512

unified field theory vs.,

4

,

315

–16,

320

–21,

336

–38,

340

,

341

,